OpenTechnical

OT-2026-000009607

Publication integrity record

Foam pad vacuum gripper, pump fed, pulsed blow-off before 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-2026-000009607) never changes.

Identity and time

Publication numberOT-2026-000009607 · never reused
Internal UUID01a0ae6b-7563-70c1-a293-fde342287c92 · 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-2026-000009607
StatusPUBLIC

Content hashes

Canonical textd3889731861382b45d77c68f5180d26424440845a737ad4fa3ba271ddcd94753
Markdownac9b3b28511fbe30024915fdeef65974bb435483f986f25fb65d870d07d9bb68
PDF
Publication pageb9bb23aa2c58da11b3770bde97b954969499bd9e5c4fa13bb6a260b0b960e310
Manifest2055d6d50791212574ec675055af042d4c88fb4938c80f8155292ddd9d44fbfc

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
SignatureMjo1Hgohg5/EtCBFmgofiO2AD1TnSJkX7AQZfDo4zqkEgNjnPcE25QvTaVTaro9gyDiTRpCFKvg9nynxtXfsBg==
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

2026-09-17T12:17:03.329814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009607
observed b9bb23aa2c58da11b3770bde97b95496...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:03.310610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009607/manifest.json
observed 2055d6d50791212574ec675055af042d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:03.290555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009607/publication.md
observed ac9b3b28511fbe30024915fdeef65974...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:03.270125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009607/publication.txt
observed d3889731861382b45d77c68f5180d264...
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.