OpenTechnical

OT-2026-000054926

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented 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-2026-000054926) never changes.

Identity and time

Publication numberOT-2026-000054926 · never reused
Internal UUID01a0ae86-5e7f-7e6a-8c6e-9523cb88aab4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054926
StatusPUBLIC

Content hashes

Canonical texta7735e83214d7e80ee5da9269adeeed960130b80bb5c5aa5799bd2d136093cd4
Markdownd30e88f3d56161d88900e91b0fb1a7785f2e0f9f71333a08504a5d15536c3cd6
PDF
Publication page825e0cca66825ba580dcb1102cca779b5a6782fe180b0a644a070bbe81c0aa20
Manifest012e33a78e909c80325ff31fd90ba38ac857de444bab6b166c95d51e2404a315

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
SignatureNNoAgx5GyTK6iPgr4LVdD2zMiVTARZsLvG+uXQBpmDUlBirogOAR16cC3ciUP8m+l3BlRt+ZRGWsoWcKmpBODg==
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

2026-09-17T10:53:01.717383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054926
observed 825e0cca66825ba580dcb1102cca779b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:01.699314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054926/manifest.json
observed 012e33a78e909c80325ff31fd90ba38a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:01.680066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054926/publication.md
observed d30e88f3d56161d88900e91b0fb1a778...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:01.662180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054926/publication.txt
observed a7735e83214d7e80ee5da9269adeeed9...
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.