OpenTechnical

OT-2026-000054460

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum 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-2026-000054460) never changes.

Identity and time

Publication numberOT-2026-000054460 · never reused
Internal UUID01a0ae86-1282-70ff-be5e-ee24446179e4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054460
StatusPUBLIC

Content hashes

Canonical text07e3d5a90c2ff6a011378b11b67d06c058b3f95e5eea174a314f0cab803a8609
Markdown1bf461e7675b0a275d6a0d5d9291e3e5ee31c4efaa538d8470b6a1a9fc562424
PDF
Publication page317f997212fa7c840e916e743cae6a16a99cac478abc3cb97bd342f942702de0
Manifestb14aee745c1d9ec2214c5188311980771b19ac98235adf529a8cd2382eb53571

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
SignatureBC/cvrdfpFiURD4IuPrLJxU59JPOny/KN7ta69WFK2oGv2ECKt9zbRpza3XR/yFTGlFlwaVo3YSuaN9QPtwsAQ==
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

2026-09-17T10:53:27.061485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054460
observed 317f997212fa7c840e916e743cae6a16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:27.043797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054460/manifest.json
observed b14aee745c1d9ec2214c518831198077...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:27.023482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054460/publication.md
observed 1bf461e7675b0a275d6a0d5d9291e3e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:27.004408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054460/publication.txt
observed 07e3d5a90c2ff6a011378b11b67d06c0...
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.