OpenTechnical

OT-2026-000041089

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000041089) never changes.

Identity and time

Publication numberOT-2026-000041089 · never reused
Internal UUID01a0ae79-b142-7314-9311-75612ff90528 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041089
StatusPUBLIC

Content hashes

Canonical text749261594e454dd8026e2ceafcf1250be3827bd54ca9e876f686b8270251f6fe
Markdownaa328815bfe9b8739981b156f389dad80d450b72536704cd296cd223e1a64cd5
PDF
Publication page85c5a20f77ea5c1183a2bda99119ae1ebf0c6a684120e81ab834293cf845af30
Manifest9a94b2748e4ce090a7655853c1cccf43e702786e7adc6bccd82736f1b0549693

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
SignaturehaWCbs1qdCk0mURnTWVDVa54qreRG+SVgIlqrXBhAOxqozXP4WzzBe6dvIcezOUZthaLuAgJ86sPER/iR3g5Aw==
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

2026-09-17T11:17:00.430305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041089
observed 85c5a20f77ea5c1183a2bda99119ae1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:00.414555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041089/manifest.json
observed 9a94b2748e4ce090a7655853c1cccf43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:00.398268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041089/publication.md
observed aa328815bfe9b8739981b156f389dad8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:00.382849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041089/publication.txt
observed 749261594e454dd8026e2ceafcf1250b...
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.