OpenTechnical

OT-2026-000061382

Publication integrity record

Foam pad vacuum gripper, common isolation valve, plant vacuum fed, 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-2026-000061382) never changes.

Identity and time

Publication numberOT-2026-000061382 · never reused
Internal UUID01a0ae8b-7b42-71b9-a404-f51fc897d215 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061382
StatusPUBLIC

Content hashes

Canonical text3482cd3207571e746b338f367577cdbb1af98d2c442cdbfcaa3d4c478fddf36e
Markdownb4a7bfdecccc04e0e050bcd9089016354c8aeaa35a7d864eb4699102f15eb9f5
PDF
Publication page403cbe66ef97f6c150223ad03926d2491081a3b887c672ce1989749b440614b6
Manifest08e2f6f4a1a390aae0b93d45c0fbab95e906da2a8b2616abebd47b8f687c0a07

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
Signature3vXi+2LkMTI8bT6nLpJlFKDr1OEtCNW/YQZgQHhBVZ+Bu7mC4KqV+8fLAF8Tg0C0OO07hJ+5D/FcyyNA56stAw==
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...

Independent retrieval

2026-09-17T10:41:14.436138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061382
observed 403cbe66ef97f6c150223ad03926d249...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:14.419870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061382/manifest.json
observed 08e2f6f4a1a390aae0b93d45c0fbab95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:14.401171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061382/publication.md
observed b4a7bfdecccc04e0e050bcd908901635...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:14.382431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061382/publication.txt
observed 3482cd3207571e746b338f367577cdbb...
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.