OpenTechnical

OT-2026-000055824

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000055824) never changes.

Identity and time

Publication numberOT-2026-000055824 · never reused
Internal UUID01a0ae87-0a49-708d-a5a9-bfb751532aa2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055824
StatusPUBLIC

Content hashes

Canonical text9ef33da3a2270f466e144e85319d5cc9698aa86d243aa90c94df695d5b1687c9
Markdowndb16b7a4638ba63d920cf456c337a8b59721bc32fd129d0314ffe45021c9b1a0
PDF
Publication page263a4592b113ecf7ce4a456141ced07d03d3ea8027aacce5797cff21dce8fe14
Manifestb03fae4bb76dcab86ed0a22e28bddfb47f0c49ee6c405f17a4b73707aa28ea95

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
Signaturek6jdNaBZPFxGupWdIUEqNw8B/fvmb1eAhkMw3pUnkp2jizCqt0cMNmuW+USVLzw88vd+tok15r120/qQUi2lAQ==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:12.336094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055824
observed 263a4592b113ecf7ce4a456141ced07d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:12.317928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055824/manifest.json
observed b03fae4bb76dcab86ed0a22e28bddfb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:12.301182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055824/publication.md
observed db16b7a4638ba63d920cf456c337a8b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:12.282692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055824/publication.txt
observed 9ef33da3a2270f466e144e85319d5cc9...
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.