OpenTechnical

OT-2026-000054338

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two 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-2026-000054338) never changes.

Identity and time

Publication numberOT-2026-000054338 · never reused
Internal UUID01a0ae85-b3a9-7703-8083-a41707074d33 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:53.019909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054338
StatusPUBLIC

Content hashes

Canonical textf282ad9ce3a8c86aa809f2153b2a4a08a07fdc7079a1b2a4f396c9b8e56884ea
Markdownfe3ed4b80445354ed9cabbaefd93ff5aa1914c552b0fca46ef40eef879bc34c6
PDF
Publication page81bd7eb7d03777bfb430202ccadf77644e65d361778e10d550533b4577597f97
Manifest094aab255ef18ff8e04ad7bd0b61a3c9d1354757220ef7ced27a2887865fd3dd

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
SignaturesMC2XddMvsBRJeB4qGN3vmKz1zC8BjVT/xOGH6lmyN92bOSPdOjy6zgBF+l2pcSdddeBearDcXVv9oVjbqAlDA==
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

2026-09-17T10:54:51.149455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054338
observed 81bd7eb7d03777bfb430202ccadf7764...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:51.132322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054338/manifest.json
observed 094aab255ef18ff8e04ad7bd0b61a3c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:51.113582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054338/publication.md
observed fe3ed4b80445354ed9cabbaefd93ff5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:51.092160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054338/publication.txt
observed f282ad9ce3a8c86aa809f2153b2a4a08...
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.