OpenTechnical

OT-2026-000040208

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000040208) never changes.

Identity and time

Publication numberOT-2026-000040208 · never reused
Internal UUID01a0ae79-26ff-73d7-8d75-0142470ec0ac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040208
StatusPUBLIC

Content hashes

Canonical texte8a79fc23326b853086822e6930bddd88a30dcb39c41fa580c0537f0b7a1cbad
Markdownbd6910c6e3f7c0d3ebd7f139a016685b4bbcfef3746d1712d7cf22a5247bfeef
PDF
Publication pageaa85cc03907c35425f28d5a0e54c42421113ca3179679c2a276a2ed8531645fd
Manifestf57d1a2699d2421489a3b7ce231d9b8b9875b308a6014bb499f9a52b391f33cb

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
Signaturej+5dKadXzgXcdlN37n0BpAX9eB5DG9Ct50bvZ0f74L8GEOoBkmhwTFgerk1l5n2svmzjFTzz8taoZiljA+XuAg==
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

2026-09-17T11:19:05.513658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040208
observed aa85cc03907c35425f28d5a0e54c4242...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:05.498510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040208/manifest.json
observed f57d1a2699d2421489a3b7ce231d9b8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:05.482974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040208/publication.md
observed bd6910c6e3f7c0d3ebd7f139a016685b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:05.468349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040208/publication.txt
observed e8a79fc23326b853086822e6930bddd8...
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.