OpenTechnical

OT-2026-000009964

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, pulsed blow-off 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-2026-000009964) never changes.

Identity and time

Publication numberOT-2026-000009964 · never reused
Internal UUID01a0ae6b-cb79-74c6-858e-6578cdc4effa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009964
StatusPUBLIC

Content hashes

Canonical textb35b9d5fa118814e7c3dc3167ffa2c46f0e9f6e83d18081fe677c73fd12afc6d
Markdowndbe3bf0abfc56ae377c2abe5849b6f3eaa6b1282ec08ea0a6b0b0a74e1cab549
PDF
Publication page0ff0ad068c792ca5b01728f40f163345fc3da44b0d4f7fd3bae15ef8f4d42587
Manifest99405b559898bd9af7dbe72923831d2bc5c721e3a4ad09388618ffc0b1c578f4

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
SignatureUas4rAib9UgoWcGKtuY0HAf98nQM0lCm0O4+F0spnu7OyXeTsKF8x41RfYPtnYRs6T4i4VOd+dbLm+l7blbBBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:00.144042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009964
observed 0ff0ad068c792ca5b01728f40f163345...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:00.124957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009964/manifest.json
observed 99405b559898bd9af7dbe72923831d2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:00.106505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009964/publication.md
observed dbe3bf0abfc56ae377c2abe5849b6f3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:00.086912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009964/publication.txt
observed b35b9d5fa118814e7c3dc3167ffa2c46...
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.