OpenTechnical

OT-2026-000092383

Publication integrity record

Four cup vacuum gripper, four zone face, three stage ejector, supply line pressure sensor, sustained 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-2026-000092383) never changes.

Identity and time

Publication numberOT-2026-000092383 · never reused
Internal UUID01a0ae9d-b5fb-75c3-adf4-3e0c46077868 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092383
StatusPUBLIC

Content hashes

Canonical text42e75c790419360579f7be9f48a2175485373c0f06c475601b1fbce9dfb6ef1b
Markdown8408cb50511a320a939729c169a2d846690d24cbcd34360d557c301c90673ade
PDF
Publication page4112fce5ff2c39d1b63e6538a29c7cb39480d91d9d9270d796eeb62aff9b4cc8
Manifestd754291da7ce1ea4d8d62fc7e29462218477b3fc2142041c8c32db0fe2d4961f

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
Signature2VQKtQ9JaRJRre0+B2U0DCcyiBt9aaoZYrOmdR5cVVCJe2poN1Efi5wec0qW/fltVCGrG+uze2bOK7bQZLBhCA==
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

2026-09-17T09:40:55.419499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092383
observed 4112fce5ff2c39d1b63e6538a29c7cb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:55.396827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092383/manifest.json
observed d754291da7ce1ea4d8d62fc7e2946221...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:55.377688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092383/publication.md
observed 8408cb50511a320a939729c169a2d846...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:55.357117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092383/publication.txt
observed 42e75c790419360579f7be9f48a21754...
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.