OpenTechnical

OT-2026-000097959

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, pump fed, 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-2026-000097959) never changes.

Identity and time

Publication numberOT-2026-000097959 · never reused
Internal UUID01a0aea1-92f7-7afb-9974-c7410c29b89b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097959
StatusPUBLIC

Content hashes

Canonical textd79a79fd1fa7f1e11eda754256e50ec04b91e2650e3b451d74ef422a7cf8c8a2
Markdown87fdef089530a757bca3989877baeca7674af936f167cd8abdf84c3869c491d4
PDF
Publication page388eb4db5dd23a311d97153ef93ae390a0422ecfaf90141808d69027a7934725
Manifestfa05045be8f6283bd5a9921f0f678eb23302145088fcc2ee0716940fdc9a7ac6

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
SignatureVND0uxH9qc+y1hCMdGZK1Y5WrWn5Cy8VMFGjNWBKg9EQgTpk3SExe9KKBse4DxNCy31F6lE3KmjYYU72GOjuAQ==
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

2026-09-17T09:33:06.092322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097959
observed 388eb4db5dd23a311d97153ef93ae390...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:06.074463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097959/manifest.json
observed fa05045be8f6283bd5a9921f0f678eb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:06.054745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097959/publication.md
observed 87fdef089530a757bca3989877baeca7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:06.035576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097959/publication.txt
observed d79a79fd1fa7f1e11eda754256e50ec0...
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.