OpenTechnical

OT-2026-000026265

Publication integrity record

Four cup vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, sustained 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-2026-000026265) never changes.

Identity and time

Publication numberOT-2026-000026265 · never reused
Internal UUID01a0ae71-f4a6-7c43-a25a-90799811ac8c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026265
StatusPUBLIC

Content hashes

Canonical texta97e9cd1863a0db54b0ccb56b1ed55f1595374d235f707f122a67ac3b95ea2a4
Markdown17547cc17225f28f8f34c76025d2ed07886bd36f6619460bcec47e23dd90a408
PDF
Publication page1b848bd4644156af8b21e0bd715636b4dd9126b28c86b765095f447f75b1408c
Manifeste6e39658a365b7d33584401c34ce7cb9170a7503f75e2017280e7086d03bf78b

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
Signatureb8Vnx9znSQelxbme69dZDMINdBkzuSj4OogvloxnelKoVCC270sIE/80Wh+oMaubqOALfIg3MTsCNdWUSzfjBw==
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

2026-09-17T11:44:12.603981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026265
observed 1b848bd4644156af8b21e0bd715636b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:12.585188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026265/manifest.json
observed e6e39658a365b7d33584401c34ce7cb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:12.568557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026265/publication.md
observed 17547cc17225f28f8f34c76025d2ed07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:12.552364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026265/publication.txt
observed a97e9cd1863a0db54b0ccb56b1ed55f1...
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.