OpenTechnical

OT-2026-000065004

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000065004) never changes.

Identity and time

Publication numberOT-2026-000065004 · never reused
Internal UUID01a0ae8d-dec5-7ab7-b938-616c7d163f9e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065004
StatusPUBLIC

Content hashes

Canonical textab74721ca5272885cf65b9ce583b6dd9c0a4ea940db8280289519f4b249613fc
Markdown268c097a03dac927b7f1a6ca8d8deaacebf2e43c861d2c329b16875ec908dc90
PDF
Publication page5c7b5e0b850ce2cfe517237b21dd8664e1177f138fd59c63e6d2de3989c817e0
Manifestc935f2848183c43f18fe60d383f98cc599aa1918f99ed5cd50af0750beb2b783

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
SignatureQow8jjHpcNX+M5XvhHdIXhUwOmecMbIBovZxVRt80GnPcXj9FDAOInk7VlPGw7rGAlxC6CaHmp7D1VTB5rbmBw==
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

2026-09-17T10:35:57.969189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065004
observed 5c7b5e0b850ce2cfe517237b21dd8664...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:57.945461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065004/manifest.json
observed c935f2848183c43f18fe60d383f98cc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:57.925778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065004/publication.md
observed 268c097a03dac927b7f1a6ca8d8deaac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:57.835551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065004/publication.txt
observed ab74721ca5272885cf65b9ce583b6dd9...
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.