OpenTechnical

OT-2026-000051478

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, 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-2026-000051478) never changes.

Identity and time

Publication numberOT-2026-000051478 · never reused
Internal UUID01a0ae83-7c80-7021-960f-dbe919f9bfc4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051478
StatusPUBLIC

Content hashes

Canonical text3e2b2fa7202a1bd7b6a1113bfd4bd5d108cd01c15a8a18c2c8dc0a7b7f6183f3
Markdowne483b3e7bb91678a0ee2a8e32565c556f2593bb98bdf28f476a9d80bdcadfe61
PDF
Publication pagea54a268a8357ce27173dce255896dc2ff610250b0a7ab16022257cd26e73c480
Manifesta62d121415c006fefa7e3e3c4152521b590e26145d0e25e6e2222c2f74e310bf

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
SignatureapCkLa83qYTowOARa8QRN51+tXHqE8b+bvewRzAxgtGgzM3hrFt5BUGIcWpRB6aptKBahbrYP2Tu/Wr4W4Q3Ag==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T10:58:12.816085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051478
observed a54a268a8357ce27173dce255896dc2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:12.799620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051478/manifest.json
observed a62d121415c006fefa7e3e3c4152521b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:12.781161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051478/publication.md
observed e483b3e7bb91678a0ee2a8e32565c556...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:12.762974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051478/publication.txt
observed 3e2b2fa7202a1bd7b6a1113bfd4bd5d1...
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.