OpenTechnical

OT-2026-000104111

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, single stage ejector, pulsed blow-off 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-2026-000104111) never changes.

Identity and time

Publication numberOT-2026-000104111 · never reused
Internal UUID01a0aea5-341f-7e26-ab0f-a5837aaf15e9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104111
StatusPUBLIC

Content hashes

Canonical text2f5cf7ee5c658ab43b5c6a9f68fb33afc07d695617a2fc00f463bcae8096fc8a
Markdownf261cc809e84bc86a40fdc266b396ee741e982ccba0cfbfdf71c66ed3f809421
PDF
Publication page8e40a3f6961cca11479a4cce3d6a3925d2d5e1257b2dc24615c41ffd949d0f48
Manifesta43c0e0046d3cc0190dbb3205eb88e59b1c8de349c1879c795ccb488490b2f8d

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
Signaturej8ydoZHJGhmxBcpfaYuq5Ru+tygOpFjCpWDwy6gmU7Twh39x7PvxRQkXGD9Iz9U1dCo1AoCrsngqOI9K+I1dDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:20:11.203205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104111
observed 8e40a3f6961cca11479a4cce3d6a3925...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:11.184847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104111/manifest.json
observed a43c0e0046d3cc0190dbb3205eb88e59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:11.165208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104111/publication.md
observed f261cc809e84bc86a40fdc266b396ee7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:11.147913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104111/publication.txt
observed 2f5cf7ee5c658ab43b5c6a9f68fb33af...
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.