OpenTechnical

OT-2026-000061239

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000061239) never changes.

Identity and time

Publication numberOT-2026-000061239 · never reused
Internal UUID01a0ae8b-1382-748b-9ec0-e2d79f8e8648 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061239
StatusPUBLIC

Content hashes

Canonical textf00297fd99400e21ab24435034cc0074c95d8b613ba25802833e6577b933de0e
Markdown523fbf068bbc194e14bdcab483e42b3003c0b29996492d1fc273d3b23e30fb51
PDF
Publication pagef424aab2db53f5c24e87e83facb57312963ba81f55d6acbb0e71c359ce4c3dcc
Manifest537cdc8c87daf025c614f20f832285e3da31e4186531602d850a5b2b18dc4c3c

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
Signaturej6wuFmA8n+bQts1J1L8AEjklPWxiy3gjf6ksUxNpErCW+duZeGoxsk+ys1KtJi09Xo1WYvVSNF/mJCiCIq2bCA==
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

2026-09-17T10:42:39.045018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061239
observed f424aab2db53f5c24e87e83facb57312...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:39.026426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061239/manifest.json
observed 537cdc8c87daf025c614f20f832285e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:39.005206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061239/publication.md
observed 523fbf068bbc194e14bdcab483e42b30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:38.984821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061239/publication.txt
observed f00297fd99400e21ab24435034cc0074...
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.