OpenTechnical

OT-2026-000058071

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, supply line 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-2026-000058071) never changes.

Identity and time

Publication numberOT-2026-000058071 · never reused
Internal UUID01a0ae88-6eda-76b7-b7c4-65b265c63b2d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058071
StatusPUBLIC

Content hashes

Canonical text61170dc4b3815c0ffc64784784bf76b37be1e2d68b92c69e65f96f4a7138e51a
Markdown0d43c4a0f0fd5a49bdeafee1aeb472f9a259d0714c63cdfbeecc1b2ab459394a
PDF
Publication pagef74897c6823c6414d8c3a711e6f5255954167cc914318edb60eb6c2ec1f799e8
Manifestdc9e5891f7cc9b229fe13717e84526a4389104468e61518ed6bebefa07722ce5

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
SignatureuK9kp43tJdsEzy8VK4eWlbX+q5NDCGxH8xl6OZCLPrBqqkbzLTJc7uFYXXeMFU60yIF3dh35QjNEZuZ/XpeVBg==
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

2026-09-17T10:47:43.659721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058071
observed f74897c6823c6414d8c3a711e6f52559...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:43.643314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058071/manifest.json
observed dc9e5891f7cc9b229fe13717e84526a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:43.627614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058071/publication.md
observed 0d43c4a0f0fd5a49bdeafee1aeb472f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:43.609577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058071/publication.txt
observed 61170dc4b3815c0ffc64784784bf76b3...
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.