OpenTechnical

OT-2026-000100261

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, single stage ejector, pressure sensor per zone, 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-2026-000100261) never changes.

Identity and time

Publication numberOT-2026-000100261 · never reused
Internal UUID01a0aea3-3053-7f37-9fe3-0d2d6deaa6e8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:05.469356Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100261
StatusPUBLIC

Content hashes

Canonical text2517d9544975f24fea5fa3edeccf62a623dc5828e889639551cea554dbd95317
Markdown5055b9f617fb43e2657beb8d6f56f2dd118eb7f27f655e71bcf4b678e1616fa2
PDF
Publication pageba69e0f2953c5bb2acd545adf0af4278bd42e59e22fd9cbba5144cb12bc015d4
Manifest34cce62c62874e2b4430dde22413cbd124c4a1b56e6af10e1125a9fcc3be11f0

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
Signaturev22vKl/enZuuZ1+t3oCiL0x8n2Re2ZVtde7NpDA0lzMe5KI7dzdRxZX/neRHdkytTStSSWPigZw4USNC9ZcYAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:04.015943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100261
observed ba69e0f2953c5bb2acd545adf0af4278...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:03.998318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100261/manifest.json
observed 34cce62c62874e2b4430dde22413cbd1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:03.981011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100261/publication.md
observed 5055b9f617fb43e2657beb8d6f56f2dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:03.962779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100261/publication.txt
observed 2517d9544975f24fea5fa3edeccf62a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:33.675119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100261
observed ba69e0f2953c5bb2acd545adf0af4278...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:33.656817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100261/manifest.json
observed 34cce62c62874e2b4430dde22413cbd1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:33.637362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100261/publication.md
observed 5055b9f617fb43e2657beb8d6f56f2dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:33.617872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100261/publication.txt
observed 2517d9544975f24fea5fa3edeccf62a6...
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.