OpenTechnical

OT-2026-000064772

Publication integrity record

Two bellows cup vacuum gripper, two 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-2026-000064772) never changes.

Identity and time

Publication numberOT-2026-000064772 · never reused
Internal UUID01a0ae8d-deba-7cc0-85a3-64c701ca02aa · 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-2026-000064772
StatusPUBLIC

Content hashes

Canonical text6976ef465b2623c606e57c20041b49ff4136eebb2c37505ee7cab56212671627
Markdown87829d3209fd484f4d7488c3040d05a7279ad9ecadb48e91cf94c253eea38ace
PDF
Publication pagea2dd692d57b07d09ba95a14bb7891c27666cdd615efb7d9047769c922b835a65
Manifestf6f77d9fb625aff29b4c83412d40ef2a54230ee2fc2e8316ed4637a2ae0427fd

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
Signature60KYD+IU3z5hlx+7w6FBa95an5DW7vY4NYxWg5/NLYGrlp8DRchq4yP1gPlTMj/c55pP8GreXerTn3MFPErfDQ==
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

2026-09-17T10:35:39.606951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064772
observed a2dd692d57b07d09ba95a14bb7891c27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:39.590654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064772/manifest.json
observed f6f77d9fb625aff29b4c83412d40ef2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:39.572573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064772/publication.md
observed 87829d3209fd484f4d7488c3040d05a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:39.554628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064772/publication.txt
observed 6976ef465b2623c606e57c20041b49ff...
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.