OpenTechnical

OT-2026-000068962

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented after 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-2026-000068962) never changes.

Identity and time

Publication numberOT-2026-000068962 · never reused
Internal UUID01a0ae90-6dcd-73d8-848a-361929e84957 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068962
StatusPUBLIC

Content hashes

Canonical textf4020d038660b134f1774353ba8a8c52b65abd06ac4eabe3d59d52fd58a32c4f
Markdowne6642c0da7fa8d41f806b1806fdc81e840760aad1cb00c3559adf307502c3f6d
PDF
Publication page5b26e3a2aad437428bcc1919f24ce783e39a190c1ee2ebb97e3e543bcacdde88
Manifestee4a6a8aadf09fbcba0bdb576f556e5306b6a5f8fd87a98a94852f055e52ec29

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
SignatureD6uKKlKFKcCbHE4pw2tnEyutn4+v+UH0ZhjcB+azblOZKn4JWUKEr1UMwc7QLbAuXerbGkPImWFqfpnn0VpRCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:28:48.006912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068962
observed 5b26e3a2aad437428bcc1919f24ce783...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:47.989553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068962/manifest.json
observed ee4a6a8aadf09fbcba0bdb576f556e53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:47.971853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068962/publication.md
observed e6642c0da7fa8d41f806b1806fdc81e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:47.954629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068962/publication.txt
observed f4020d038660b134f1774353ba8a8c52...
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.