OpenTechnical

OT-2026-000009783

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented after set-down

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-2026-000009783) never changes.

Identity and time

Publication numberOT-2026-000009783 · never reused
Internal UUID01a0ae6b-7565-7551-8e24-99eabcbcc2fe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009783
StatusPUBLIC

Content hashes

Canonical texte677299bb2ce73558cc2cd14f48f42be0a40d0cd097b3a8b1feebbfd9065a7c1
Markdown0467ffe3ce795efe11b13cd68640ae15e6421003302c79343a2a5d5882f27102
PDF
Publication pagecf620eaa32da6ecd1589e6d9a62a8d219025e16e092f2f58affb70d4c0fc5777
Manifest52aef8873fad4358a8c21209280ffb6dac87ad980b3cf4ef95d4132bd666fe7f

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
SignatureaWGWhuCKqCpfpXO1MMWglGo+I5YW63roXY9Q9Q6Lef+6yPLA99fr2fIOiTsT2Lw+5w6gm7LSUMlToJB/wWWpBA==
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

2026-09-17T12:17:17.892605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009783
observed cf620eaa32da6ecd1589e6d9a62a8d21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:17.874624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009783/manifest.json
observed 52aef8873fad4358a8c21209280ffb6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:17.855864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009783/publication.md
observed 0467ffe3ce795efe11b13cd68640ae15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:17.835102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009783/publication.txt
observed e677299bb2ce73558cc2cd14f48f42be...
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.