OpenTechnical

OT-2026-000007922

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000007922) never changes.

Identity and time

Publication numberOT-2026-000007922 · never reused
Internal UUID01a0ae6a-908a-77fe-a0fc-6f03278d8694 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007922
StatusPUBLIC

Content hashes

Canonical text35184053664b9cea8ed90ec58d2bf4ee45e4bba629e809bdabf77f84d9e90f0f
Markdown33ecc8495bd51603eec771a7a003d6c468c84b9f8154fdcaef9620cf6483980e
PDF
Publication page5936d130354c3803edaa3c15a4d0b7301230a8e8f39ca6c1a5fa46bc9b7da8ad
Manifest0e1cfb2a781640942ed25d24fabea47302f7f316ea452b463bbb2d675c53da4e

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
SignatureC6ntdTeJCOHsm2vDwbpNgTUVDDux+5L+2PEsXF1y/GaedxTT8AO39jeVWvJ8JZzlOFzotbiqDXUkNM0ZTtu2Aw==
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

2026-09-17T12:20:25.041553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007922
observed 5936d130354c3803edaa3c15a4d0b730...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:24.936010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007922/manifest.json
observed 0e1cfb2a781640942ed25d24fabea473...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:23.838788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007922/publication.md
observed 33ecc8495bd51603eec771a7a003d6c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:23.817989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007922/publication.txt
observed 35184053664b9cea8ed90ec58d2bf4ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:02.650718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007922
observed 5936d130354c3803edaa3c15a4d0b730...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:02.621431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007922/manifest.json
observed 0e1cfb2a781640942ed25d24fabea473...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:02.602945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007922/publication.md
observed 33ecc8495bd51603eec771a7a003d6c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:02.585367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007922/publication.txt
observed 35184053664b9cea8ed90ec58d2bf4ee...
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.