OpenTechnical

OT-2026-000014310

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, 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-2026-000014310) never changes.

Identity and time

Publication numberOT-2026-000014310 · never reused
Internal UUID01a0ae6d-b27a-7874-92ff-8cfbd9e339e3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014310
StatusPUBLIC

Content hashes

Canonical text40f448a1a7c1aca73163be66eb38eab57e14ebc9537b650b43c4634bab8b7b3d
Markdown9c4ee05eb96f956ec58f508fca13f381ed519a5434d993dc2a569a80f2b09cf7
PDF
Publication page6d4fc38baf5e00cbc4d5a4bd88106c6c6e29ff3a9ca5b1fd9c48e4fd8bf3e18e
Manifest120bfcd0c479f629ebdabe477512b92ca2a9bc3adba116c986774d0743e92350

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
SignaturemSMzZjfBv+k0G0elALWbcLlz78tmBKq+jGhqvZQFqTIBedE6RJVNKwsCRZFqyvU9tbiXTopWhj98vpTYEf+cAA==
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

2026-09-17T12:07:32.107537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014310
observed 6d4fc38baf5e00cbc4d5a4bd88106c6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:32.066714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014310/manifest.json
observed 120bfcd0c479f629ebdabe477512b92c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:32.048893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014310/publication.md
observed 9c4ee05eb96f956ec58f508fca13f381...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:32.010240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014310/publication.txt
observed 40f448a1a7c1aca73163be66eb38eab5...
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.