OpenTechnical

OT-2026-000036894

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000036894) never changes.

Identity and time

Publication numberOT-2026-000036894 · never reused
Internal UUID01a0ae77-773f-741b-ba28-19da9f8b5f36 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036894
StatusPUBLIC

Content hashes

Canonical textf25b69e8a00542c0910d4856c4e15700d0bbbf69c70b59a06a16ca12b216d507
Markdown6a6216c72d961d503e1a70ad32753ace738146ec5dff37d34c2e645983578bce
PDF
Publication page9c6aaa4f6780d80e799cd4dd54f824b64d00c5d9f7f72c1c906fd43704055303
Manifest0102e26204a346706e9e36087c9b013840035a6767db8fc15ae3d279ad7bdc96

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
SignaturejDs9PxfINacPTC8/d0IvLlNvC/5x8eQM862TDAijDqvi9j90ClMdzYmll0MpxXXFh8LoS32gGkOJDKqdQyetBw==
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

2026-09-17T11:24:31.942288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036894
observed 9c6aaa4f6780d80e799cd4dd54f824b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:31.924417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036894/manifest.json
observed 0102e26204a346706e9e36087c9b0138...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:31.908098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036894/publication.md
observed 6a6216c72d961d503e1a70ad32753ace...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:31.891347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036894/publication.txt
observed f25b69e8a00542c0910d4856c4e15700...
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.