OpenTechnical

OT-2026-000016777

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed blow-off 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-2026-000016777) never changes.

Identity and time

Publication numberOT-2026-000016777 · never reused
Internal UUID01a0ae6e-5919-7c87-bdf7-5b0e312978aa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016777
StatusPUBLIC

Content hashes

Canonical text79061987af08673dd4b78b8f95dca60e24cad39bdc36e926701542c493d1186f
Markdowne79a16f49868c3da74f2641b1d6b377230bd408da6d2c2d125f85dba9f9bae96
PDF
Publication page35e887cdf7f764354987eb00fcbc321ed8d519557270af91d0aec6b8d1333d1c
Manifestb2020c678ba17b6fc66cd390f3bf25b598ccd0cdce72f1706d42af7b55eb6192

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
SignatureE1hLLmN4s/uD4bNh8ZHcSxKhPAV/AHYXnSsLGCsvYGZdofZdos5f7esRWtdxkGcZaDd7cbqlnDOoBe4EiRGpAw==
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

2026-09-17T12:03:01.217167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016777
observed 35e887cdf7f764354987eb00fcbc321e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:01.199257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016777/manifest.json
observed b2020c678ba17b6fc66cd390f3bf25b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:01.181495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016777/publication.md
observed e79a16f49868c3da74f2641b1d6b3772...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:01.164472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016777/publication.txt
observed 79061987af08673dd4b78b8f95dca60e...
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.