OpenTechnical

OT-2026-000059006

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line 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-2026-000059006) never changes.

Identity and time

Publication numberOT-2026-000059006 · never reused
Internal UUID01a0ae89-47a1-7d6d-a7a1-61271d3ab3b0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059006
StatusPUBLIC

Content hashes

Canonical textd2c4f255462f64d6b80efbae4d392197dbbaa8bf6bd7d45ddca98c59fb972d0e
Markdown1afd23f1b0c706049eabca7bb07d3bfb8dd7585a09b2ef7bad2dfdddad0c000d
PDF
Publication page4e0dd574e5eb2c7e9b22879cf6927808a95ea9a3984ccd4916aa3e151bc10345
Manifest6df81d2a8e522b771155f48563a07557f8aa6c8419fc94f3bbc06aaa4c21f934

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
SignaturepFzL9ulR7SbGXRXy5S17sGZ2Ff0zLlXr9jJOqoBbQs3TbVgSm3a5ixP92iVF58nfOkrsX8BSRHga4C+I3YYXAQ==
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...

Independent retrieval

2026-09-17T10:46:35.852176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059006
observed 4e0dd574e5eb2c7e9b22879cf6927808...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:35.835003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059006/manifest.json
observed 6df81d2a8e522b771155f48563a07557...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:35.818103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059006/publication.md
observed 1afd23f1b0c706049eabca7bb07d3bfb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:35.800691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059006/publication.txt
observed d2c4f255462f64d6b80efbae4d392197...
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.