OpenTechnical

OT-2026-000083208

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000083208) never changes.

Identity and time

Publication numberOT-2026-000083208 · never reused
Internal UUID01a0ae97-c963-71c2-8ea6-4cf0e38cc2e4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083208
StatusPUBLIC

Content hashes

Canonical textabbfd44f150d10f7583e6a1ae558339d44a6cae83054f00d9eabddd90c913c4d
Markdown23a5ca8fd06181de45ca1654a647782b68af1772d1aa152412218c5f4c311624
PDF
Publication page8404b73dae24d44c50163ee0ef29ef3139174527bbbfc3d4509ff07ac24dc7ae
Manifestbb0a10746dd88f54664407031065ebbee4199bcca2c5ce7e3943bfab863898b2

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
SignatureoR+NbWM3aRBkEso0S4uL3hy+GZI62qjX194PyZZT4JhqAyI/w+F+cobwXAwvGLCPxGrPDgQqyX9Whu28Gu2kDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:01:05.117328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083208
observed 8404b73dae24d44c50163ee0ef29ef31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:05.098036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083208/manifest.json
observed bb0a10746dd88f54664407031065ebbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:05.081911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083208/publication.md
observed 23a5ca8fd06181de45ca1654a647782b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:05.065512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083208/publication.txt
observed abbfd44f150d10f7583e6a1ae558339d...
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.