OpenTechnical

OT-2026-000056137

Publication integrity record

Two cup vacuum gripper, two outlet manifold, 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-2026-000056137) never changes.

Identity and time

Publication numberOT-2026-000056137 · never reused
Internal UUID01a0ae87-0a4b-75fb-a49a-36a7054010db · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056137
StatusPUBLIC

Content hashes

Canonical text99d4a22eb18431a308efdb7dd95fc07943d96659fbb9277e421712733bd7819f
Markdown8f8bc4b0dd1213b6174eba6ad433b65a856206982ffd092e23f3bc48fa5e2ab8
PDF
Publication page6401103d984a49a5ae7755dc121bb7b3e2af6bf84177239dcf7c3fff8adfa73f
Manifesta15c6c061548cef5ecddb018e025abbafcc529e606947c64c67dbdea17bbea2f

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
SignatureYrRE/3ZXixSYfnoE2GL2InTUjYXQBUhkiBpQwmrSyw+WM6SvladXib2DuZgS0B+b1sMY+I5Rh0yN2PGiW/jMAw==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:41.212348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056137
observed 6401103d984a49a5ae7755dc121bb7b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:41.193319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056137/manifest.json
observed a15c6c061548cef5ecddb018e025abba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:41.173995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056137/publication.md
observed 8f8bc4b0dd1213b6174eba6ad433b65a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:41.155977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056137/publication.txt
observed 99d4a22eb18431a308efdb7dd95fc079...
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.