OpenTechnical

OT-2026-000052095

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000052095) never changes.

Identity and time

Publication numberOT-2026-000052095 · never reused
Internal UUID01a0ae83-e78f-76e1-8f44-c7b80ec18d38 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052095
StatusPUBLIC

Content hashes

Canonical texte2b4fc058af72a10f190956b15e7336eb136132cbe1401c4fbc0e3f60d63b784
Markdowna5624c311f363866ec185d3ddc71496c60ffb9863184bf71eced07b08fdc874b
PDF
Publication pagea2fd3fec185a7c324f2ed0b26c11a6af4dbbdfaeea58d73aaac1148f9875168f
Manifestb76228cf50b41c8b71da45053bf29be3f7606b3d4eab2ddd519eeaec41ec5bf5

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
Signature1trDbOAAA4no8X5lvpjCaF09DRBvsqbM38siPTM7rguexr2WIDoOLqfaB7P2wv7qZZh26j72Pq4mcqe/D8KSCQ==
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

2026-09-17T10:57:37.797693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052095
observed a2fd3fec185a7c324f2ed0b26c11a6af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:37.778571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052095/manifest.json
observed b76228cf50b41c8b71da45053bf29be3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:37.756999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052095/publication.md
observed a5624c311f363866ec185d3ddc71496c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:37.737806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052095/publication.txt
observed e2b4fc058af72a10f190956b15e7336e...
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.