OpenTechnical

OT-2026-000095485

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, pump fed, pressure sensor per zone, 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-2026-000095485) never changes.

Identity and time

Publication numberOT-2026-000095485 · never reused
Internal UUID01a0ae9f-8f73-7e4b-b09d-2ddcd9faa4b8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095485
StatusPUBLIC

Content hashes

Canonical texta7e352876aa6148ff1022c6193e19fcf4d55d8b4efa45ac37b6e093972760786
Markdown208980434da03e6456f2e119a5ba2d8c9bd811f4315bc14e1328b8ef6297b34f
PDF
Publication pagea0ad5817af182aca51dc2e462c2c73c00be9278d4204b022f4aee3677b316fb9
Manifestec58c3174b7c48eb9920bf3e9757063fdb17a83115bac4ab025f5d855a03c688

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
Signaturen0DskxKqJgueBPcmm9rKWN7C0YJMA24H5XEnZP6olSWN7SOfEhz3ObXLIB92pKfCumFSKlAZ8cErepMaZNO0CQ==
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

2026-09-17T09:36:51.748539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095485
observed a0ad5817af182aca51dc2e462c2c73c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:51.731914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095485/manifest.json
observed ec58c3174b7c48eb9920bf3e9757063f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:51.714553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095485/publication.md
observed 208980434da03e6456f2e119a5ba2d8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:51.695330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095485/publication.txt
observed a7e352876aa6148ff1022c6193e19fcf...
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.