OpenTechnical

OT-2026-000066295

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, single stage ejector, pressure sensor per zone, 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-2026-000066295) never changes.

Identity and time

Publication numberOT-2026-000066295 · never reused
Internal UUID01a0ae8e-8dc4-792b-8c5f-8c3c808d3125 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066295
StatusPUBLIC

Content hashes

Canonical text943c30014fe7bdc48f84d2ec681432b59051c3781dfe944772736c6629b3a5cc
Markdown0cd816701673ee5632902b87b489c1ad48cd777f4ec4967353af4218c5f79b8a
PDF
Publication page262e3a8f310777e932b51803236c6d3351b3a84e3e54845e47dae64557ac0e0b
Manifestec043cf6736d15c5f9a9d950008d2dd8a5e9d7cce3966ad6a9f02190076243a3

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
SignatureNmYFkd4MMUd42XY6lS0i/N0JuTacjiZtnwnJyJpHyTXUPv8cK1Ql0sow24jy+CyYVlf8Gt8shVrSC5FVcX5VDw==
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

2026-09-17T10:33:28.639807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066295
observed 262e3a8f310777e932b51803236c6d33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:28.620528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066295/manifest.json
observed ec043cf6736d15c5f9a9d950008d2dd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:28.602253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066295/publication.md
observed 0cd816701673ee5632902b87b489c1ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:28.583825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066295/publication.txt
observed 943c30014fe7bdc48f84d2ec681432b5...
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.