OpenTechnical

OT-2026-000058760

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, sustained blow-off after 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-2026-000058760) never changes.

Identity and time

Publication numberOT-2026-000058760 · never reused
Internal UUID01a0ae89-479c-70d2-8c54-696a3e69db49 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058760
StatusPUBLIC

Content hashes

Canonical textdc9b3bfb2afaabdecf243db6a42c8915b6a49133ca8d0720a7ba939e8a7627ea
Markdownedb4f57ff66a3b1120fa1dc201e62088d16710a8f9a7155adfe50d0892e6c0fa
PDF
Publication pagee9b09b06fa6bc261745b803adadae3ed1b964549d71829859817e66f48f31875
Manifest6b348c264b3d010ac64d2b296ac165856ac2fcb48bae8b35ea99edf69e41cf5a

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
Signaturej549huC3I/4YpcqhCCXp5x4pHLmCZSVLQ6S4IXUDOve1+gJAHcxoMaQiPyNjdOwGo0oXgzL0G+M2CTOVCcbWAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:16.106151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058760
observed e9b09b06fa6bc261745b803adadae3ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:16.087566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058760/manifest.json
observed 6b348c264b3d010ac64d2b296ac16585...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:16.070133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058760/publication.md
observed edb4f57ff66a3b1120fa1dc201e62088...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:16.051996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058760/publication.txt
observed dc9b3bfb2afaabdecf243db6a42c8915...
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.