OpenTechnical

OT-2026-000055671

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000055671) never changes.

Identity and time

Publication numberOT-2026-000055671 · never reused
Internal UUID01a0ae86-a103-75bb-a0a9-09b62a519e17 · 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-2026-000055671
StatusPUBLIC

Content hashes

Canonical text5f6d0ad8a8baa1069af254bcace402c8ad4ea8d05912e6223d0116fb6a7f99d5
Markdown86c73772cc5985faedcacc89763d7cb38a7682e44ddb21039eafff77e167b4bd
PDF
Publication pageb85ade5daa2346e487d29dcb1a3ae2ff556b3383304e4e55d71029faf72d3aae
Manifestf523d9da58c9681b8ebd7351d9265b763d77195aba1925107bdbb8d39298fdbd

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
Signature9ME+zB68UAv2G6gfICrYc41U+PGLH2+V6S0f1gim4diIRbcBid0qSWJCJEketBHopgq/uoCVkJTtXt9UGCdbBw==
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

2026-09-17T10:52:56.020169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055671
observed b85ade5daa2346e487d29dcb1a3ae2ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:56.000611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055671/manifest.json
observed f523d9da58c9681b8ebd7351d9265b76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:55.982777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055671/publication.md
observed 86c73772cc5985faedcacc89763d7cb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:55.963731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055671/publication.txt
observed 5f6d0ad8a8baa1069af254bcace402c8...
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.