OpenTechnical

OT-2026-000057115

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000057115) never changes.

Identity and time

Publication numberOT-2026-000057115 · never reused
Internal UUID01a0ae87-d5b8-78e9-82fa-2f73585da28e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057115
StatusPUBLIC

Content hashes

Canonical textc0e8fd94ba78aae1327a99db504ffd28dfd57d60546d22b0b13be4027a5771e6
Markdown599d3076824d5785952371541b0783f9646a30084de8c9155c24b2aa8c82504b
PDF
Publication pagef18d57de6855e4cb12ca8b388769f2a530244425707b1bf3140cf54757d353cc
Manifestf5a4b30e91a6f2d69f3edb3d8a59d83e413fbc151171bf03b3291a43513a8af3

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signaturene3UMFavXgaf+rig3/Spl2+G9dN7d/OtVCGCV7NAk6fZgkmsAkBiRp7fQD6g8xnCO23gqQNm4MMYqeZnyuE1CA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:05.215602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057115
observed f18d57de6855e4cb12ca8b388769f2a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:05.195084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057115/manifest.json
observed f5a4b30e91a6f2d69f3edb3d8a59d83e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:05.176936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057115/publication.md
observed 599d3076824d5785952371541b0783f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:05.155127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057115/publication.txt
observed c0e8fd94ba78aae1327a99db504ffd28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:13.935883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057115
observed f18d57de6855e4cb12ca8b388769f2a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:13.917883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057115/manifest.json
observed f5a4b30e91a6f2d69f3edb3d8a59d83e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:13.901670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057115/publication.md
observed 599d3076824d5785952371541b0783f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:13.884563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057115/publication.txt
observed c0e8fd94ba78aae1327a99db504ffd28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.