OpenTechnical

OT-2026-000036775

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, three stage ejector, supply line 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-2026-000036775) never changes.

Identity and time

Publication numberOT-2026-000036775 · never reused
Internal UUID01a0ae77-773e-70f3-a4d0-a59cf43eb4f2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036775
StatusPUBLIC

Content hashes

Canonical text4e7b8afd7e73dbc96a4ef8c1d284d21bb11e7d46e2397435277c1d05292874b3
Markdown34754fff5ae2ab671fbbb14dc8a3a49be1f6b8f91d9f9ff148791c9cc4f47a51
PDF
Publication pagee8cc6bf4118b2f10090ad73bd3ce2bf57e0fec5af7fd74f81ade3dfc09e46862
Manifest4b12c685bbbadf60cd709f27575cf74b97ac633ead2a0b4da9013248de011ca1

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
Signatureq1QGL+qkFT5qAsl2hlfx0q6HT3fgZrUUG5GjYknrsKjAbr2e6zY3EVYpigQLHmRTyqxSfK9oQLHA/QXzm79YCg==
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

2026-09-17T11:24:22.752026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036775
observed e8cc6bf4118b2f10090ad73bd3ce2bf5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:22.736798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036775/manifest.json
observed 4b12c685bbbadf60cd709f27575cf74b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:22.720093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036775/publication.md
observed 34754fff5ae2ab671fbbb14dc8a3a49b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:22.703158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036775/publication.txt
observed 4e7b8afd7e73dbc96a4ef8c1d284d21b...
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.