OpenTechnical

OT-2026-000008896

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off after 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-2026-000008896) never changes.

Identity and time

Publication numberOT-2026-000008896 · never reused
Internal UUID01a0ae6b-31b7-72c3-bbdb-e3eeb549bc3c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008896
StatusPUBLIC

Content hashes

Canonical text4ddb489262be4af54adb9c769b23dd64b1f3911a891d3dc7f27f35e210a8765e
Markdownceecf36b423b2ce3abd19a4730b89adcdff1df8a252723acb78d29641d32687a
PDF
Publication pageac5ec7c85ab08aa7a01236c5ca585943cb9f6f6899c3076657f060e85edb9ecb
Manifest15476e5f77ac405e94daf765785db38c6b6380772df5c668b13d3aaf88582c36

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
Signature6ZiwXBRymLsIS9irj6SClj0c0yG57xtY25LM367AGpQ9lIzze71f8pG/lEgiSUdY6ebHLKJnglNYwpM8heJBDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:21.662674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008896
observed ac5ec7c85ab08aa7a01236c5ca585943...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:21.644658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008896/manifest.json
observed 15476e5f77ac405e94daf765785db38c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:21.624346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008896/publication.md
observed ceecf36b423b2ce3abd19a4730b89adc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:21.607036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008896/publication.txt
observed 4ddb489262be4af54adb9c769b23dd64...
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.