OpenTechnical

OT-2026-000057705

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, vented 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-2026-000057705) never changes.

Identity and time

Publication numberOT-2026-000057705 · never reused
Internal UUID01a0ae88-2695-7b3d-8949-c5dc7657bb06 · 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-2026-000057705
StatusPUBLIC

Content hashes

Canonical text6c8325e2a9913e643d79ce3a859aa608b1531e29e76b879375d5bfad5e6d9407
Markdown7efb3063f89f71979af9a798e163105055dd00dd7ba5cbb8adf30ca9e3de6d62
PDF
Publication pagea703b32eb93a3b6a2f2382b5d33c73da2192a6cbb254b8c02b5f29de6be667c4
Manifestaf473e87c64124ba22bcd3eecc0049ec47c619a16ca514f4597b56dbc94237ed

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
Signaturebkoy50s8EYeQtVgIODR+IhPmFglhSdagr+xkPfc55o1TGoVUmYIKiqbLjRSUklBuHmtyoguBR3g/7tao3norDA==
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

2026-09-17T10:48:22.298637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057705
observed a703b32eb93a3b6a2f2382b5d33c73da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:22.280631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057705/manifest.json
observed af473e87c64124ba22bcd3eecc0049ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:22.263633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057705/publication.md
observed 7efb3063f89f71979af9a798e1631050...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:22.246935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057705/publication.txt
observed 6c8325e2a9913e643d79ce3a859aa608...
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.