OpenTechnical

OT-2026-000088507

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, three stage ejector, supply line 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-2026-000088507) never changes.

Identity and time

Publication numberOT-2026-000088507 · never reused
Internal UUID01a0ae9b-5d28-7ac8-946d-b27ee3d137e5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088507
StatusPUBLIC

Content hashes

Canonical textd446579a38e6bb016db51cfb657369f79b957d70a9967c59405b787a710f4e40
Markdown232911eeb31128d3e1169fb944837e0f42a8aa4b28bbb2534ea43503ed9b5491
PDF
Publication page466d04a3b869f75cb7182d65f405e0d817dc6692e0be3b32dec988f535430575
Manifestc1e1aeb3843a56a0a44fbd1604e944db84d7bb960b7972183b4f027a99931083

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
Signaturei8QqnvZqXbuz8pxuIEMn1LNhT0bSxhVGq/cFh2PKtURTqH/lPvDcN4jurGhuNrs/BUfhhR4v3aOvC12TTqnVDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:48:54.025378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088507
observed 466d04a3b869f75cb7182d65f405e0d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:54.006563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088507/manifest.json
observed c1e1aeb3843a56a0a44fbd1604e944db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:53.988286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088507/publication.md
observed 232911eeb31128d3e1169fb944837e0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:53.969367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088507/publication.txt
observed d446579a38e6bb016db51cfb657369f7...
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.