OpenTechnical

OT-2026-000051614

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000051614) never changes.

Identity and time

Publication numberOT-2026-000051614 · never reused
Internal UUID01a0ae83-7c81-7de9-bf5a-889c73234b4f · 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-2026-000051614
StatusPUBLIC

Content hashes

Canonical textecc6e42888930512a81cef1f66aa5e795b28273564dee03a189d94cb9601f3d1
Markdown8e4c966e111e5948b77c8fb8e189f027863aafddbd00affa7cfafe9962e028a6
PDF
Publication page83d8a947c7d7ebf088ca3cc4ac4df9e21947f88325ebdb2be8098beae8af2854
Manifest1e4570069d17cb64b4193d7c30ca74ec584fba98961a5fab7fe6fa0549bb7f64

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
SignatureW2EnOm0rZB8ffU84ydEddLW20wFdGrI4pU3A7kkCteQidZ3hajrEAING+LrPqmEvxosTxsbNYkcSeApiOf6kDg==
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

2026-09-17T10:58:28.092040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051614
observed 83d8a947c7d7ebf088ca3cc4ac4df9e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:28.073749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051614/manifest.json
observed 1e4570069d17cb64b4193d7c30ca74ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:28.056799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051614/publication.md
observed 8e4c966e111e5948b77c8fb8e189f027...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:28.039118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051614/publication.txt
observed ecc6e42888930512a81cef1f66aa5e79...
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.