OpenTechnical

OT-2026-000099310

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, 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-2026-000099310) never changes.

Identity and time

Publication numberOT-2026-000099310 · never reused
Internal UUID01a0aea2-8289-72d3-b995-a9430726e152 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099310
StatusPUBLIC

Content hashes

Canonical text6bf6f2e9c8e8a7be14ee539821648eb51efe061f998b0249abe81f901a00122d
Markdowna458792cf88eeaa028b6169bb80699e0e2b9743fcb7953c83f7982990193d017
PDF
Publication pagea25cd231d9a5b57b328ee62da4534f2b3438dd646d7a849f2db4bc5e7989424e
Manifest9504965e22800112fd089d867576a7c24d09a9b3fd5c61e07fbe8d523e2f91fe

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
Signature7+tDR6DoUXYBNtWKUnDOgqlMc7+UqX9taY6HbtC7bfjl4EBHbt3Hq4L/ZaHQlefUWwuH6facvoy9RFse1k/1DQ==
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

2026-09-17T12:41:39.129002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099310
observed a25cd231d9a5b57b328ee62da4534f2b...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:41:38.894794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099310/manifest.json
observed 9504965e22800112fd089d867576a7c2...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:41:38.725930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099310/publication.md
observed a458792cf88eeaa028b6169bb80699e0...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:41:38.625785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099310/publication.txt
observed 6bf6f2e9c8e8a7be14ee539821648eb5...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T09:30:46.554301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099310
observed a25cd231d9a5b57b328ee62da4534f2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:46.535762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099310/manifest.json
observed 9504965e22800112fd089d867576a7c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:46.516950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099310/publication.md
observed a458792cf88eeaa028b6169bb80699e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:46.499124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099310/publication.txt
observed 6bf6f2e9c8e8a7be14ee539821648eb5...
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.