OpenTechnical

OT-2026-000008210

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, manifold 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-2026-000008210) never changes.

Identity and time

Publication numberOT-2026-000008210 · never reused
Internal UUID01a0ae6a-908d-7efd-a111-86f28d337a2c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008210
StatusPUBLIC

Content hashes

Canonical texta811e3df8daf7f0c3315b79d094dc66c948e69162a912824306f91ed38007ffc
Markdownf506f6d0bf001c6cd876901daba37d70b914accb9e459f1495ba9d66782b3aba
PDF
Publication pagee23c5f0099660c9de7d86881f679492427877c477933bcc120ac414a02ed55aa
Manifest4ec6c383501217b4f583f5e5adbabfe15a5922e5cac766ba112944a6fde9d4ba

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
SignatureyKCqKL5nhzpoPgfQyLljmMcakQt3hbGqk5XppNEXCBH9DHuS3aTTpkmOd3351UHN8WnChMEQFSj3TBnwrhgzDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:37.293419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008210
observed e23c5f0099660c9de7d86881f6794924...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:37.275229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008210/manifest.json
observed 4ec6c383501217b4f583f5e5adbabfe1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:37.258183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008210/publication.md
observed f506f6d0bf001c6cd876901daba37d70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:37.239864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008210/publication.txt
observed a811e3df8daf7f0c3315b79d094dc66c...
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.