OpenTechnical

OT-2026-000052510

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000052510) never changes.

Identity and time

Publication numberOT-2026-000052510 · never reused
Internal UUID01a0ae84-573a-7d4b-94bf-7b53d05f7a28 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:23.819394Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052510
StatusPUBLIC

Content hashes

Canonical text8974d1dd0421404ec6a03fc5adace4b44a3056f200f0b6ac10a4dd2928cc8615
Markdown294c79ea778dc481ca23c121d61741c4d8a5f9ffc57abac041e13ddf84ab9798
PDF
Publication pagee80b15064437674868e1cb93e8a701b6fdefae732286384e447c7c8924b5fca9
Manifest6e4ce95dc04d92560e6e39e3c1eb83fb62ee779233f45834f997f350c5d8b8fb

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
SignatureAz7eeyrlKHviwttm8PHFHpc+QZyOeCP/EaMRJKQmiALYGqKL6B/iPy6gYv3vR6Ig3V/DPvhsfACY93q7QQd/Dw==
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

2026-09-17T10:57:09.084853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052510
observed e80b15064437674868e1cb93e8a701b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:09.070006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052510/manifest.json
observed 6e4ce95dc04d92560e6e39e3c1eb83fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:09.051058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052510/publication.md
observed 294c79ea778dc481ca23c121d61741c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:09.032459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052510/publication.txt
observed 8974d1dd0421404ec6a03fc5adace4b4...
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.