OpenTechnical

OT-2026-000099600

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000099600) never changes.

Identity and time

Publication numberOT-2026-000099600 · never reused
Internal UUID01a0aea2-c975-7657-8fc1-d6c6cf3422d1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099600
StatusPUBLIC

Content hashes

Canonical text8142df66172d707b4822684181c753f854af67845eb319dff75edde903a8f763
Markdown1c23b851ee5c5150ea6f8568de9101deac75db4bd286008e43ed65da4257896f
PDF
Publication page31509d7f4016c7a9cbfdc160326276472b8ce2a7f3af39311097a064ef0c541c
Manifest9ce67b219aacbea09dd60fbb3a3026ea261e59154296191ab55518e38aa03409

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
Signaturef6Kkei1a5OaIC1CPhsMSFEkW6FMDluE5F1LS02bFtaHTTUuGCJGkH7w+3DOCWaIbmR2u3BaT9vyYewD0cIdwBw==
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

2026-09-17T09:29:31.621966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099600
observed 31509d7f4016c7a9cbfdc16032627647...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:31.604334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099600/manifest.json
observed 9ce67b219aacbea09dd60fbb3a3026ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:31.586392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099600/publication.md
observed 1c23b851ee5c5150ea6f8568de9101de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:31.568790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099600/publication.txt
observed 8142df66172d707b4822684181c753f8...
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.