OpenTechnical

OT-2026-000010158

Publication integrity record

Two cup vacuum gripper, two outlet manifold, pump fed, manifold pressure sensor, vented 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-2026-000010158) never changes.

Identity and time

Publication numberOT-2026-000010158 · never reused
Internal UUID01a0ae6b-cb7a-7f5c-804a-fa4c93019ab8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010158
StatusPUBLIC

Content hashes

Canonical textfd6546f358258ce54e31aafa93a49061b63296648d86fb91691677b4767012fe
Markdown898b25fd93140c70cfe60c84ffdb23cc09be60e539ea6cb1bb9bf28589e2cf85
PDF
Publication page1c7c9c0e1e8738afe563ecfa7e93f736a513299a6143febe29466d17ed41a7ea
Manifest6aba361d7aa7977690b547027e2ebd48dbb01afae65ce8fa3307fb37899ac72d

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
Signature5QfivrF9m+vmAihkP8elWa38RBSE75Y6ChPu5wGsbAbx7ZN70hUvnUenbe0h+DG9x9hjafdFLZRWPLZwKolQAQ==
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

2026-09-17T12:16:15.883889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010158
observed 1c7c9c0e1e8738afe563ecfa7e93f736...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:15.864459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010158/manifest.json
observed 6aba361d7aa7977690b547027e2ebd48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:15.846354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010158/publication.md
observed 898b25fd93140c70cfe60c84ffdb23cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:15.827154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010158/publication.txt
observed fd6546f358258ce54e31aafa93a49061...
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.