OpenTechnical

OT-2026-000054754

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented 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-2026-000054754) never changes.

Identity and time

Publication numberOT-2026-000054754 · never reused
Internal UUID01a0ae86-1284-7f08-9eca-fd0a3b9674f0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054754
StatusPUBLIC

Content hashes

Canonical text494c64659a94340f5ab008fa8e049d744cf8989765522397372661910d6a153d
Markdownfe5dee6b914b0abd3d5c303caea1246a7c9502e92172f8bfa4d6172d17ab7504
PDF
Publication page0dbe8b26d663c37e4d96465afd1167b489b3d6aec23b7c4df6dbbb4ecfa9a928
Manifeste7a52ce43a0ee245eff79d501bb65427e4ae185ef2acf3e7dfc593d781725582

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
Signatureuvr+KXWNLc7Y656iRgrEXRFGqrbjtki7wgCoBwVYSPRNubHUmkz0ZatoPK+7Ry/BDNZ/dz1VXHfDQR+AXU4VBQ==
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

2026-09-17T10:53:56.581670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054754
observed 0dbe8b26d663c37e4d96465afd1167b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:56.563501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054754/manifest.json
observed e7a52ce43a0ee245eff79d501bb65427...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:56.544979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054754/publication.md
observed fe5dee6b914b0abd3d5c303caea1246a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:56.525796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054754/publication.txt
observed 494c64659a94340f5ab008fa8e049d74...
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.