OpenTechnical

OT-2026-000098864

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000098864) never changes.

Identity and time

Publication numberOT-2026-000098864 · never reused
Internal UUID01a0aea2-8286-7268-8416-4af7afc211c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098864
StatusPUBLIC

Content hashes

Canonical text853de549bc22e90fbda42ca9f8880e4aa751e2148aff0ce889dda9e97d663d20
Markdown3adfde1c1d7da3e9740c4f2b163be815766a0d623766c6a734bca16fa9c1fd68
PDF
Publication page25391376d7f4fa9f7fc3c8380a47ef36d6f2e8a72b2f98f331ecb1a7d60da04d
Manifest84e6c00a1feb15afecd1578fa2c77196193cfb70ae534da58de5c483ead7ba80

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
Signaturew1dbHS1YJspKFVQfiZb1kXCgrv8A8cg5W6evuFvxh6EkTGW87Ak5JOoJu39sw+mv3vA0JNpS9o9xV+JmQYpoBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:54.651069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098864
observed 25391376d7f4fa9f7fc3c8380a47ef36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:54.634543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098864/manifest.json
observed 84e6c00a1feb15afecd1578fa2c77196...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:54.618054ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098864/publication.md
observed 3adfde1c1d7da3e9740c4f2b163be815...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:54.597427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098864/publication.txt
observed 853de549bc22e90fbda42ca9f8880e4a...
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.