OpenTechnical

OT-2026-000070259

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000070259) never changes.

Identity and time

Publication numberOT-2026-000070259 · never reused
Internal UUID01a0ae91-545e-7122-b643-3bc731a2fffb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070259
StatusPUBLIC

Content hashes

Canonical text802d2df48397089a9c974fc99e1d05a58f98ab04de99d74dd27f75cdddc00ab0
Markdown8266656ca78b8274e3438e6b7fe7027adea537935de232a6140c5c93e7dfc5c4
PDF
Publication pagea5feb51845cd3aa23f69793fc213372512b93b31917bc3fbcad846994abb2eab
Manifest1a6998a2c484b34a005562f80bc1206ce1c8261756d8e4df0b886adada53f994

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
SignatureScj7KK38RcKO5iUDXYh5FimM4/JAD/Q1amZFzADNA4bh5scJBZL/5/yBNpCwtgh556I3hOMTK9Y1XKirwdWNCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:26:02.335412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070259
observed a5feb51845cd3aa23f69793fc2133725...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:02.319113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070259/manifest.json
observed 1a6998a2c484b34a005562f80bc1206c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:02.300712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070259/publication.md
observed 8266656ca78b8274e3438e6b7fe7027a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:02.282532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070259/publication.txt
observed 802d2df48397089a9c974fc99e1d05a5...
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.