OpenTechnical

OT-2026-000009974

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, 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-2026-000009974) never changes.

Identity and time

Publication numberOT-2026-000009974 · never reused
Internal UUID01a0ae6b-cb79-78db-99b2-6d8790ecfb32 · 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-2026-000009974
StatusPUBLIC

Content hashes

Canonical text23df91905dc4f63b7db3ab267d70d02e112fbb988282749382b9582c9be5e1c5
Markdownff4ed87d5b9cfba019d138a8192e072d41e21be48a68cd52f5a688a5729ee2f6
PDF
Publication pagefba3ec7d9c274f70fab9046280c345ce4610e9f68495f2c90e15887f1688839e
Manifestd85cae86ac6af4897e370c83a64b418476763f8bdfd4e58a9a5a1f5af65af59f

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
Signaturepp/I0wyefxFvkbjWfva4M0S1DViseTuGx/01dRk/uGjkL7lssiFCGedcktj6U7sBv4OyEwBlCbkRsogvUv0EBQ==
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

2026-09-17T12:16:00.937599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009974
observed fba3ec7d9c274f70fab9046280c345ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:00.917322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009974/manifest.json
observed d85cae86ac6af4897e370c83a64b4184...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:00.897971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009974/publication.md
observed ff4ed87d5b9cfba019d138a8192e072d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:00.878163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009974/publication.txt
observed 23df91905dc4f63b7db3ab267d70d02e...
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.