OpenTechnical

OT-2026-000055386

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000055386) never changes.

Identity and time

Publication numberOT-2026-000055386 · never reused
Internal UUID01a0ae86-a101-76ce-a84f-352b5f2ef464 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055386
StatusPUBLIC

Content hashes

Canonical textb4114a4bc71edd9d249845e7c2b5346bc8ed938d35c9177c16ae8ee3cb7edf56
Markdownf6e75883442356b0b1c8fbb857e86428fdfe31d79ceaffd3d40aa66fcad5c115
PDF
Publication page877dcbea335e6555e8243be23d577830c5aeb9a0c09fe14cf654e3f48d02291a
Manifest2e7fba5118d37562c3d92cab1d90be125121b545b4159699e8ab470ec25c9e23

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
SignatureXnRiwDlApVNyyfJrvQhDlMH004JMfZkOr5lP2mOEu6DbA+qYc4g8UTGNOYmY5Y+8QoS19Npbvow6IgiTtkeKBw==
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

2026-09-17T10:52:01.398714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055386
observed 877dcbea335e6555e8243be23d577830...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:01.381156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055386/manifest.json
observed 2e7fba5118d37562c3d92cab1d90be12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:01.362916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055386/publication.md
observed f6e75883442356b0b1c8fbb857e86428...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:01.345155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055386/publication.txt
observed b4114a4bc71edd9d249845e7c2b5346b...
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.