OpenTechnical

OT-2026-000100851

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, pressure sensor per zone, sustained blow-off before 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-2026-000100851) never changes.

Identity and time

Publication numberOT-2026-000100851 · never reused
Internal UUID01a0aea3-66f5-71e7-8427-af09c3db8b8c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100851
StatusPUBLIC

Content hashes

Canonical text253e58538669c7f3b3c8ddc703c558d4374dc8fc81f1596c094d56b37b98b3df
Markdownf57b8682d2ef836006544ec60499394ce6a1b147d69a156588b097cbf34527ec
PDF
Publication page05a87219f98910b59549962ad22e920b275be5d714b2a1d8b7a757c4b9874199
Manifestabfd83c5af03ff72a5a2c5d3bcf3d0f5971e4371a2e55de221644a7f0e617ebc

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
SignaturecB//mCG7hxoXSYc65ZnP/y61alVLVCLgHD4o1EliOe4DpVdh9xNIuk89UtcLujeKvUJBFBzDW4sZ6G0lrt1FBg==
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

2026-09-17T09:27:46.786047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100851
observed 05a87219f98910b59549962ad22e920b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:46.768815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100851/manifest.json
observed abfd83c5af03ff72a5a2c5d3bcf3d0f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:46.749755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100851/publication.md
observed f57b8682d2ef836006544ec60499394c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:46.731800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100851/publication.txt
observed 253e58538669c7f3b3c8ddc703c558d4...
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.