OpenTechnical

OT-2026-000034538

Publication integrity record

Foam pad vacuum gripper, plant vacuum fed, supply line pressure sensor, pulsed blow-off after 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-2026-000034538) never changes.

Identity and time

Publication numberOT-2026-000034538 · never reused
Internal UUID01a0ae76-1ed0-747b-8f0b-86f3be1f5342 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034538
StatusPUBLIC

Content hashes

Canonical text5e79412466f9461ff1008c86d677dfa9188f51cf4ccdf7382ff0c4f0c12ef02d
Markdownf397076c3942342f4aeb3d9348a7fd2d7e0447c4efb07319f25dbace99bf9040
PDF
Publication page62d1db843f7f9cd3f47fd1a8eecd344ccc08b864591e026485427bb23f41b2ee
Manifeste797c761d92c176e2d59ea9a5156e948781344442ef992a9a82ff730e5fcfc19

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
SignatureL9S2lmWgVFY/hb0Jwsmyhm8e3tiW3ZhW185HsoOwA7ntcx2jyfkI/PPNQ2hCTEZcsui4xwgfLewl6tNgBoymBw==
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

2026-09-17T11:28:53.753763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034538
observed 62d1db843f7f9cd3f47fd1a8eecd344c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:53.735446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034538/manifest.json
observed e797c761d92c176e2d59ea9a5156e948...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:53.714563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034538/publication.md
observed f397076c3942342f4aeb3d9348a7fd2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:53.694627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034538/publication.txt
observed 5e79412466f9461ff1008c86d677dfa9...
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.