OpenTechnical

OT-2026-000059461

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented before 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-2026-000059461) never changes.

Identity and time

Publication numberOT-2026-000059461 · never reused
Internal UUID01a0ae89-8617-7aba-b763-4cd9f1999b26 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059461
StatusPUBLIC

Content hashes

Canonical text7ce655bd63d8285550ece0cb248d2b0a6e4745d83c5eff9919c0f4b02efc4a37
Markdown1f0cba242d9b672e16451820b10dc8689083f7b2660cca3718941c738b809189
PDF
Publication page4084cf3e2bcd058e40a6835f4c1b09f74325b5106a116941f7c7624591f5f287
Manifest0168cb3bf9d802c47d71347dbfea1dcfe549a4afc873ea0aedf2cba5ae8f1c80

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
SignaturekmuIwZ1ytxfw/WXPxW/z8kOLMr2BMYcdtJN4BaMGW41IS86mlQk0cwIl3WTeh2V7yH/qRFdw+iRBVsJ+UkEdDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:09.473033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059461
observed 4084cf3e2bcd058e40a6835f4c1b09f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:09.456383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059461/manifest.json
observed 0168cb3bf9d802c47d71347dbfea1dcf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:09.439620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059461/publication.md
observed 1f0cba242d9b672e16451820b10dc868...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:09.423501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059461/publication.txt
observed 7ce655bd63d8285550ece0cb248d2b0a...
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.