OpenTechnical

OT-2026-000049238

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single 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-2026-000049238) never changes.

Identity and time

Publication numberOT-2026-000049238 · never reused
Internal UUID01a0ae81-134f-7961-ac97-5fe0cbb4530c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049238
StatusPUBLIC

Content hashes

Canonical text58882542d6aa1b66170ee91a96845f542952f0c8bcb1aae2df7949e91190ee32
Markdown93c2adf78d0d58ddc2c09648d961358d027d7f1102f43b3126f996508675a40d
PDF
Publication page59ec79b4aaa7bdd50bb4c7c75d9192064917898334cf88e3e3cb564987715a82
Manifestc41695fbecf95e2f1d56467c9f47f4e07fcbdff21e7af960c2c631738341d9f9

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
Signaturenm9gt3MSxczkQ0qsPVLPL+Pz5j/pw89WekdexI6tZifAhJny3BMmImAY9YkqT/TOPmDIP+3d3gMkBd36hxjbDQ==
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

2026-09-17T11:04:03.913428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049238
observed 59ec79b4aaa7bdd50bb4c7c75d919206...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:03.894331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049238/manifest.json
observed c41695fbecf95e2f1d56467c9f47f4e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:03.875611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049238/publication.md
observed 93c2adf78d0d58ddc2c09648d961358d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:03.855184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049238/publication.txt
observed 58882542d6aa1b66170ee91a96845f54...
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.