OpenTechnical

OT-2026-000037707

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off before 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-2026-000037707) never changes.

Identity and time

Publication numberOT-2026-000037707 · never reused
Internal UUID01a0ae77-b8d0-7974-b521-0d1f86e7a679 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037707
StatusPUBLIC

Content hashes

Canonical text58080bfe58602631dd67864b2fbd6eaadeb50bc6362db463b29a6d343147c740
Markdown5a1adf01a0720c08a7aefc7fd160342c329f6e03866998605fd6ba3a7a3f6c26
PDF
Publication pagea94ebc2258d16d9755ac280f3add9d92b880390cede557db1a2bbdd062b441ff
Manifestee8603b888e8d68fbf73147cde1d2cc6ec29ab2e71485b87b1c27744fe7637b6

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
SignaturepCc+VTnTAwaJJICuU1lqTTzHqEXtLLE8xrygIh5IeqOA4LKJuBMf5ND9HndXlHMl2u8XvJyCEuZSe9l6OthfDw==
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

2026-09-17T11:24:17.874692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037707
observed a94ebc2258d16d9755ac280f3add9d92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:17.856702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037707/manifest.json
observed ee8603b888e8d68fbf73147cde1d2cc6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:17.838364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037707/publication.md
observed 5a1adf01a0720c08a7aefc7fd160342c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:17.820824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037707/publication.txt
observed 58080bfe58602631dd67864b2fbd6eaa...
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.