OpenTechnical

OT-2026-000097499

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, three stage ejector, supply line pressure sensor, sustained 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-2026-000097499) never changes.

Identity and time

Publication numberOT-2026-000097499 · never reused
Internal UUID01a0aea1-55b3-7df8-8d10-53a785e8f645 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:04.087778Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097499
StatusPUBLIC

Content hashes

Canonical textb9adf895a0ec3ae65d25d33d6c6f52eb8797ae571d60325c46cfc44475d4bad0
Markdownd6a5d364991c757980f4079bea51c198f2f0832e0776a4734690e66d97fa730d
PDF
Publication pagebd1f92bf4b14fdedda3f02845ca67d0b34d9bfe639a21b9eb43b1c3e1ed5ca61
Manifesta12f07bb94a1a52c0da20a8d71bb504db87b3209346c1dea63ea9da5004f9e03

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
Signature0UY7Vb8tN7wBOSGS7LthLSddMwFpY15CdbV0VdIpbKQ0k/ez4BdZW5Z5s+/AMUJPVixug4wMNbHTre4X73ZWBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:33:22.381464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097499
observed bd1f92bf4b14fdedda3f02845ca67d0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:22.365205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097499/manifest.json
observed a12f07bb94a1a52c0da20a8d71bb504d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:22.347952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097499/publication.md
observed d6a5d364991c757980f4079bea51c198...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:22.331328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097499/publication.txt
observed b9adf895a0ec3ae65d25d33d6c6f52eb...
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.