OpenTechnical

OT-2026-000057516

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, sustained blow-off after 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-2026-000057516) never changes.

Identity and time

Publication numberOT-2026-000057516 · never reused
Internal UUID01a0ae88-2692-7428-9fd0-fdfa14d1416d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:33.513637Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057516
StatusPUBLIC

Content hashes

Canonical text5706f6ec47ccff2d27a84f71d609a3e2c21e630c89fac1f9fb390afb790ee006
Markdownece59c7ecc28eda450c7bec36f087ce5746ef4fa7e25210e19fc4a710b0dc65e
PDF
Publication page6e531debf2c97dda8060c74f88a5450806bb4533221a39dc95bd5619e5b1cb1e
Manifest3e63ac41f7c80164ec54b27c29bbc2dcb71e47339adafe960b17016722043a62

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
SignaturefRrVlmu0WF6LHcSr3jgqdqUvuMvu9149Cdoh9EWSxPowkQFElgN/gErfiMQK2dncMmok5NvIf6373vMBncZaAQ==
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

2026-09-17T10:48:02.841240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057516
observed 6e531debf2c97dda8060c74f88a54508...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:02.825875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057516/manifest.json
observed 3e63ac41f7c80164ec54b27c29bbc2dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:02.807928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057516/publication.md
observed ece59c7ecc28eda450c7bec36f087ce5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:02.789998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057516/publication.txt
observed 5706f6ec47ccff2d27a84f71d609a3e2...
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.