OpenTechnical

OT-2026-000009961

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, single stage ejector, supply line pressure sensor, vented 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-2026-000009961) never changes.

Identity and time

Publication numberOT-2026-000009961 · never reused
Internal UUID01a0ae6b-cb79-794f-96a3-3dce7f9d761a · 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-2026-000009961
StatusPUBLIC

Content hashes

Canonical texte6fe2b7a5d0a7c0bbcf88655ccdddf255d3f135341b948d639c7ea532bf6c9f0
Markdownf0d2277e0468c1723a88506361c326bd2a52801a4cb8430534a23da00d3efe9d
PDF
Publication pageb19038f1da034a824f96045200b7880bf9b80ac30b9dab348d30a08cea888a9f
Manifest487db6c13a9c198a4aecda17c8fee1decd07aac96fa9db8f0400b52ecb6a8b00

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
SignatureJiAiaCzCjbn3X94GuR0JHL/iDqDYmEIvAOWKAgaZq+P1uzCaBqivMDbjOvYrJMLLtJP/lzBGAicvEpOHodBtDA==
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

2026-09-17T12:15:59.908834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009961
observed b19038f1da034a824f96045200b7880b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:59.890467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009961/manifest.json
observed 487db6c13a9c198a4aecda17c8fee1de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:59.872278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009961/publication.md
observed f0d2277e0468c1723a88506361c326bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:59.853032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009961/publication.txt
observed e6fe2b7a5d0a7c0bbcf88655ccdddf25...
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.