OpenTechnical

OT-2026-000057655

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, supply line pressure sensor, pulsed 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-2026-000057655) never changes.

Identity and time

Publication numberOT-2026-000057655 · never reused
Internal UUID01a0ae88-2694-7168-9030-b3aa69005726 · 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-2026-000057655
StatusPUBLIC

Content hashes

Canonical textf7fa6b521d80eab3b8bd52b41ba45bad99c53278c0390ba2d393e73a955f7d47
Markdownc94079a33eab891ae7af4d7aab98201972e05144282ffd45f3dced76a3fae9cf
PDF
Publication pagec2968332af4dd84a17b58c41b5fe49f10b3040612c4fa5bd6f72b0130df4342a
Manifest392ff6deec29496c991449dd442f73ab53139f7cc77549980dce89199e418a92

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
SignaturewU+4Dvm7dkszLyRQFBSdgHPQDmm9bYrn4nDpKqwOpTp/SRrgjs2z4D+A4pdtprOn05nH17e/42+/Fc1QyKP3Aw==
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

2026-09-17T10:48:13.362370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057655
observed c2968332af4dd84a17b58c41b5fe49f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:13.344205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057655/manifest.json
observed 392ff6deec29496c991449dd442f73ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:13.327013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057655/publication.md
observed c94079a33eab891ae7af4d7aab982019...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:13.309780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057655/publication.txt
observed f7fa6b521d80eab3b8bd52b41ba45bad...
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.