OpenTechnical

OT-2026-000050036

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000050036) never changes.

Identity and time

Publication numberOT-2026-000050036 · never reused
Internal UUID01a0ae81-fd78-79bf-bb34-8300f7b3a48e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:49.774136Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050036
StatusPUBLIC

Content hashes

Canonical text0805500ca1c1328c56c546e948245b332b62df2f7aebf48394bae0a24d64e543
Markdown44482011c02daba898c034855e88576282ce80cb2f54c5f40949398126fd6b8b
PDF
Publication page9c6a129dc19b0805c5a94ebfebf35e86566da8b4f80afba8b000389ed4508a9a
Manifestbdfcce4c1787d6b1119aa8fdb32b0dba57cb8a2b3cd5345c7c26a6cb60df2cab

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
SignatureX1j1I2d2hQsk8WHoj/9fwwE4w2ogXNDPLmA3+KVCLSkPJEc0j/xGKNmoZv1uMcCod16sdhfVoEdo/SdLU9h5AA==
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

2026-09-17T11:02:00.694337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050036
observed 9c6a129dc19b0805c5a94ebfebf35e86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:00.677119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050036/manifest.json
observed bdfcce4c1787d6b1119aa8fdb32b0dba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:00.658833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050036/publication.md
observed 44482011c02daba898c034855e885762...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:00.641546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050036/publication.txt
observed 0805500ca1c1328c56c546e948245b33...
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.