OpenTechnical

OT-2026-000034008

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000034008) never changes.

Identity and time

Publication numberOT-2026-000034008 · never reused
Internal UUID01a0ae75-df0c-7e85-b864-df9b8be16caf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034008
StatusPUBLIC

Content hashes

Canonical text63f185ad083c1d1e4f2f90825be219e40051953dccda4c5c6bf4a8c2a592aeae
Markdownf32e65f17a2a1b83307ab78f51faa007a7d7b4c45183029f33589daac1651659
PDF
Publication page0779f537d529f068bf22af4b98bef7fa3bf1bb22b8e841ad7a4d17cc65892f60
Manifestc3a01793cc8be2385e6cccd01b14ef1579bb3f9d5069fa64a905f8b90ccf128c

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
SignatureLXEwo1dtnMnkbKA1qk3ym12YomfwnGVaqpX3O0/kxa6vUogCK3cA3tGW/qDooUaqFRyCp7XVWWifD3Qy/FGCBQ==
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

2026-09-17T11:30:13.561923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034008
observed 0779f537d529f068bf22af4b98bef7fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:13.538442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034008/manifest.json
observed c3a01793cc8be2385e6cccd01b14ef15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:13.517824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034008/publication.md
observed f32e65f17a2a1b83307ab78f51faa007...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:13.491484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034008/publication.txt
observed 63f185ad083c1d1e4f2f90825be219e4...
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.