OpenTechnical

OT-2026-000048856

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed 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-2026-000048856) never changes.

Identity and time

Publication numberOT-2026-000048856 · never reused
Internal UUID01a0ae81-134a-7aa8-a814-ff9e76d81a6a · 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-2026-000048856
StatusPUBLIC

Content hashes

Canonical text0c5fc4977e832938a899ee24cc4ee4508ee3bb5ed44da3fe3b5e51202943ca5b
Markdown33fc37cf5ef7bf415bd3fc4418c1f1c45bc239aefb3583962b98b3911a85b38e
PDF
Publication pageeed0bd8a36a651c3004471f305f7c4fe9f31b711e71c12de5969cdc94ffdd164
Manifest10e8cd6236bf1cded3d1d22e1ad2e0d04a99637472f323e1936ed7dab16bc277

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
Signature2KeieVapFIRkqGTLRqd1bbhjanV7eJpSgynLsOPTujg43B40ifi13WVnBacZCCwlEhgr0XLQJJtxOJAF3WgvCA==
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

2026-09-17T11:03:00.249095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048856
observed eed0bd8a36a651c3004471f305f7c4fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:00.229271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048856/manifest.json
observed 10e8cd6236bf1cded3d1d22e1ad2e0d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:00.208742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048856/publication.md
observed 33fc37cf5ef7bf415bd3fc4418c1f1c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:00.187739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048856/publication.txt
observed 0c5fc4977e832938a899ee24cc4ee450...
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.