OpenTechnical

OT-2026-000044605

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000044605) never changes.

Identity and time

Publication numberOT-2026-000044605 · never reused
Internal UUID01a0ae7c-39d9-7c27-a4eb-2d248a62f04b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044605
StatusPUBLIC

Content hashes

Canonical text339c02fc2c4d65d44e614a9b39126741e5c650d28eab2423269a3e08a3c0aa56
Markdownda53ddbca1618d931780773ce8ca65dc136efcd2ad7d2be93ad61d81a3b0ea80
PDF
Publication pagedaf858ac065148254c7a710cdf5253a95cf002cca53dd1f0a49394ee4bd34bb5
Manifestf94e6c82a7da91bb3227a9a8a8891e1fa3796839828f820baf27aceff77365e2

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
SignatureE4qIfArFUYpsKTavS14e4kOpU4yWOb7xF3der5wNbEFFaQdQwEo2I63UoFxtIFXbWeyf7m6A08S8KoRV9E6UDQ==
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

2026-09-17T11:11:50.067289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044605
observed daf858ac065148254c7a710cdf5253a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:50.047101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044605/manifest.json
observed f94e6c82a7da91bb3227a9a8a8891e1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:50.028762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044605/publication.md
observed da53ddbca1618d931780773ce8ca65dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:50.009501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044605/publication.txt
observed 339c02fc2c4d65d44e614a9b39126741...
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.