OpenTechnical

OT-2026-000035451

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000035451) never changes.

Identity and time

Publication numberOT-2026-000035451 · never reused
Internal UUID01a0ae76-6a20-7af7-bf90-39f869638488 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035451
StatusPUBLIC

Content hashes

Canonical text649a194adfa72492c227903fefb2368af32291d9d447d97b9d2d1ea556fb27ae
Markdown12ceca6aa37adf06d5bdb55f879427df4a792f46fe2c47ef50ea9fa3b3e268d0
PDF
Publication page615d4230c83115d5dbfda0549e685f8171f8cf62c9b6e696413fa42e5597566c
Manifest6ef753b465f42f849d429ab2cddeb00cb39ff46f070c0a7238f1b5ab0b55bde5

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
SignatureS4TKyZE06HSYWbrmztTMihRe8PDBC+i2AzSm3zL7Ajzko/aZwlZwoO2puiaNldyKBcbmBlquzwGf4Ls0zGYZBg==
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

2026-09-17T11:28:46.228538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035451
observed 615d4230c83115d5dbfda0549e685f81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:46.209265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035451/manifest.json
observed 6ef753b465f42f849d429ab2cddeb00c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:46.191729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035451/publication.md
observed 12ceca6aa37adf06d5bdb55f879427df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:46.170231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035451/publication.txt
observed 649a194adfa72492c227903fefb2368a...
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.