OpenTechnical

OT-2026-000060631

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off before set-down

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-2026-000060631) never changes.

Identity and time

Publication numberOT-2026-000060631 · never reused
Internal UUID01a0ae8a-b7cd-7f69-93be-be09ab26d997 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060631
StatusPUBLIC

Content hashes

Canonical text96c48ee87cc2180a6a28c7835d7daa9c755329011dde0578371008c341f54aa5
Markdown9329b7469674dd0297a9ed0e8d0cd55dee4da895dcffac49ce62be06c5fddb6b
PDF
Publication page3cb032f456b64c078983c6ef19cdf7b842184963b3cc30d9c2a672c988ce8ef2
Manifest7419070bbe8f3bc802ed4eb32d64860d9a669a504e420c5b8281b303e21bed3c

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
SignatureBs082qsUhfvoJd+h8s7XK4rh92ykV1JW4G8dJIDDWcUMEweAsdkyuvRtARo7/BcaZ0BWPc95Ve7aPIeyx0y9CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:15.590880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060631
observed 3cb032f456b64c078983c6ef19cdf7b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:15.572941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060631/manifest.json
observed 7419070bbe8f3bc802ed4eb32d64860d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:15.555376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060631/publication.md
observed 9329b7469674dd0297a9ed0e8d0cd55d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:15.537505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060631/publication.txt
observed 96c48ee87cc2180a6a28c7835d7daa9c...
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.