OpenTechnical

OT-2026-000092701

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, plant vacuum fed, 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-2026-000092701) never changes.

Identity and time

Publication numberOT-2026-000092701 · never reused
Internal UUID01a0ae9d-b5ff-76b8-9296-ac96c2ee4cb8 · 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-2026-000092701
StatusPUBLIC

Content hashes

Canonical textd915b571cd43f8a5f0305bced2bc541a379aea73e963a9b908b2f6e675626864
Markdown77df703228c856113f70ae7e25c4a38a296f47dd054f1a6a6870db8146394015
PDF
Publication page13c1325b0a0d2fe5cb4d1e4176d02ee68bc4ddd781b43cdca35046b40d01b527
Manifesteaf93650176f8d79415a0a224b90b2f69ed295d0eef3f39327cf6e1040bf28e9

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
SignatureGFRPsVtCgpTth1ViWfqoEMPqjoouPViJr6pPO5uLjKyrFfDmrfQR3Zyb8FrUJOAMBnFfUwaIJdxY+3A1+roCAw==
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

2026-09-17T09:41:19.268563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092701
observed 13c1325b0a0d2fe5cb4d1e4176d02ee6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:19.250199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092701/manifest.json
observed eaf93650176f8d79415a0a224b90b2f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:19.232071ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092701/publication.md
observed 77df703228c856113f70ae7e25c4a38a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:19.213216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092701/publication.txt
observed d915b571cd43f8a5f0305bced2bc541a...
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.