OpenTechnical

OT-2026-000059812

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, sustained 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-2026-000059812) never changes.

Identity and time

Publication numberOT-2026-000059812 · never reused
Internal UUID01a0ae89-ec25-763d-8fd4-f5125c216560 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059812
StatusPUBLIC

Content hashes

Canonical textdc49b8aa3eb77718c0479ba2c5e360537dd494411619c014ab5ebfb14ae5a356
Markdownb511fc47ae0ab41d0d1b1197430c22fb7cf4aaa2b256bf5f21bc88fcc02139f1
PDF
Publication pagef5e900269134e09a16143eedc63aff4344c4bb4645d7870e103135b6c1685773
Manifestf06aec8afa877bb2255596ddcdc901f19af50481140ff1d29ad830d44ce0eb7c

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
SignatureZ11gYSEUvNwQKrmLtyXUoTNnzqzITveY/Sq+mC8H4FWxBoyrsbknLDzhYS03Tzn36ZI37HZogcy0zKh0SIPpCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:44:33.063051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059812
observed f5e900269134e09a16143eedc63aff43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:33.044776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059812/manifest.json
observed f06aec8afa877bb2255596ddcdc901f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:33.025036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059812/publication.md
observed b511fc47ae0ab41d0d1b1197430c22fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:33.006470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059812/publication.txt
observed dc49b8aa3eb77718c0479ba2c5e36053...
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.