OpenTechnical

OT-2026-000044949

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off after 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-2026-000044949) never changes.

Identity and time

Publication numberOT-2026-000044949 · never reused
Internal UUID01a0ae7c-911c-7f49-9fe3-3650f21d1d45 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044949
StatusPUBLIC

Content hashes

Canonical text54e7bf7c1805648880ab94c8c1acc4f199a0aa92773201e5b46990841b7ccdd5
Markdown8783b52ad5c2efbcd07c9aac5c24668344f0119d2b7aa274359fb140fc7e760f
PDF
Publication pageebd660efe464dc5643c4c856a362279411e71e181ebd6eb1c6141affdc98c9e1
Manifest276e3ca7d7bfe800af4502974b0e97a3e12d626050b0c0ff44fa835ed24c4f3e

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
Signature+QkLJA3xQXflv5sckyrlV7Ar3WzhgzW83AbA9brUuvYvlocJZ1rhqptOOAll0GVkm84SsuSrvmFpjtAZ1BNRAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:11:37.820227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044949
observed ebd660efe464dc5643c4c856a3622794...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:37.800901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044949/manifest.json
observed 276e3ca7d7bfe800af4502974b0e97a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:37.780105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044949/publication.md
observed 8783b52ad5c2efbcd07c9aac5c246683...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:37.757990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044949/publication.txt
observed 54e7bf7c1805648880ab94c8c1acc4f1...
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.