OpenTechnical

OT-2026-000057625

Publication integrity record

Single cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, vented 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-2026-000057625) never changes.

Identity and time

Publication numberOT-2026-000057625 · never reused
Internal UUID01a0ae88-2694-7a61-9772-20f3f7be274b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:33.513637Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057625
StatusPUBLIC

Content hashes

Canonical text03b46f57c37350a1d9137d67a7b539f9ddf2457f68b32ae41c4567acb38c8639
Markdownbb69e8546ec6ad5675e748ead086a5bedf08a01b0aafad6511ff63346cca13e1
PDF
Publication page543c928c05cfc89f1438dfd8b03b7a9679b5c0e394a59fb0749d1d2a479d6cbc
Manifestbdce1ceb9d68816787dab366c7f041401c5f6527e24ca78b3ddadcf326aab815

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
Signature0BSYU1syEPOgn9ooUutjaOMiZLMUv9p9GAJ/KtuUyn35Dx3M66/SgDp2zIW1xmzgx2GvO921tkVNuJED/OKZCg==
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

2026-09-17T10:48:11.090670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057625
observed 543c928c05cfc89f1438dfd8b03b7a96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:11.073293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057625/manifest.json
observed bdce1ceb9d68816787dab366c7f04140...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:11.055519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057625/publication.md
observed bb69e8546ec6ad5675e748ead086a5be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:11.038926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057625/publication.txt
observed 03b46f57c37350a1d9137d67a7b539f9...
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.