OpenTechnical

OT-2026-000054486

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, vented 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-2026-000054486) never changes.

Identity and time

Publication numberOT-2026-000054486 · never reused
Internal UUID01a0ae86-1283-7765-9996-2ddfd06f0726 · 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-2026-000054486
StatusPUBLIC

Content hashes

Canonical text369f0f2b512be2412ad957e7996c291579f2c07dec57872bcca68f8eb9c6e8f6
Markdowna39a5e821c80df62a4cac1d0aa743951dbcd0042e87a7f3884ffaf877e004442
PDF
Publication page576a1351222f913911eadb371d38aa98c02cb4c755793f27c72a1adc65e12371
Manifest7d8b4aa3bd7c7926d1c3b4722a2ffad85f696898e32a3dba1d1f8769c45a6ce9

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
SignatureHrO8jcBoen6sCKUpIAo6Q6w2QwP9kcrwTlQWBJ3eEQJDzki3+7OovBis6K/3qzTrpA8w8fAlHWfAUTZ/8HRBDQ==
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

2026-09-17T10:53:29.174966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054486
observed 576a1351222f913911eadb371d38aa98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:29.156322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054486/manifest.json
observed 7d8b4aa3bd7c7926d1c3b4722a2ffad8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:29.137481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054486/publication.md
observed a39a5e821c80df62a4cac1d0aa743951...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:29.120478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054486/publication.txt
observed 369f0f2b512be2412ad957e7996c2915...
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.