OpenTechnical

OT-2026-000094998

Publication integrity record

Two bellows cup vacuum gripper, two zone face, plant vacuum fed, pressure sensor per zone, sustained 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-2026-000094998) never changes.

Identity and time

Publication numberOT-2026-000094998 · never reused
Internal UUID01a0ae9f-2df0-7ae2-9f20-17ddf0998b0f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094998
StatusPUBLIC

Content hashes

Canonical text97beb6a137dc662a192cbcf1ed1a52756c54669f52d506be1a7a96b6b0321faa
Markdown43e77639dd8aa9642fb15a5d3ffe127a8e71890928beb5f0c1b07d4d8de2f469
PDF
Publication page771a2dea9337d07782a2a5399b896d6fe465ba196448cfb78b8f553a643a2c01
Manifest89af20aa8b3e7f1516f19c33eb374f12705cf0839a9ec6b8764e1ee2f664360b

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
SignatureMIJVEBDv94TCwdWGXC8/ofujhBCvSabpk8pJ8p1QMJP2z7X9p9lX2Mz7A+eMUmDaBgLB3PO+lAziNjvGp9CxAw==
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

2026-09-17T09:37:33.031310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094998
observed 771a2dea9337d07782a2a5399b896d6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:33.012722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094998/manifest.json
observed 89af20aa8b3e7f1516f19c33eb374f12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:32.993779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094998/publication.md
observed 43e77639dd8aa9642fb15a5d3ffe127a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:32.975530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094998/publication.txt
observed 97beb6a137dc662a192cbcf1ed1a5275...
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.