OpenTechnical

OT-2026-000067613

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented 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-2026-000067613) never changes.

Identity and time

Publication numberOT-2026-000067613 · never reused
Internal UUID01a0ae8f-6bda-72e6-ad93-33c1381e7abb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067613
StatusPUBLIC

Content hashes

Canonical text3070fd1f2059cd0904b82b9cfa0ad9130eca7bafc80ecc210ee31169b9df39d8
Markdown682adf7ab281f32746cd4d12ac633b333c516061ef48be9b47da46ca32bafa0f
PDF
Publication pagebf1c401c4003675f4b8f502ce75c0fb2b60fc26755842b427e855ec1da744e17
Manifest746a4cbcf321d9c2b74cba0e65f115547148a01ddbe1de1a0cd0cb04b252a0a5

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
SignatureSqVeyuXtnFoBU2z4/NaNNe/3tUBVaglIN1BZoCxVttjMOBOroBox39eituh7MAYIDYnhOqzN3ofQDr+3iaNYBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:31:55.995330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067613
observed bf1c401c4003675f4b8f502ce75c0fb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:55.979022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067613/manifest.json
observed 746a4cbcf321d9c2b74cba0e65f11554...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:55.959745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067613/publication.md
observed 682adf7ab281f32746cd4d12ac633b33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:55.940944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067613/publication.txt
observed 3070fd1f2059cd0904b82b9cfa0ad913...
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.