OpenTechnical

OT-2026-000057583

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, two 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-2026-000057583) never changes.

Identity and time

Publication numberOT-2026-000057583 · never reused
Internal UUID01a0ae88-2693-7200-b95c-d3ce90d72745 · 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-2026-000057583
StatusPUBLIC

Content hashes

Canonical textf7ee4606de1ab7d79e11add39477c28b153c97d48451d040d2a4beaa9286748c
Markdown7fa73be53f6b7efcda0b0fbdfe3269ab005b46e340ea87a0766e7aa50eb98827
PDF
Publication pagea16e1c208531b527c770e2fe6bae3cba4a5c3bc3462f7bcf28c9bbfdef2fc69c
Manifestc62bf3ad110b391c6582abfe0fc220a13ce73bfcb5b807d85d0574ed4c9970bb

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
SignatureawjKq+zKVZ8sBjqUDVzuf4jh6leo43VEH1vntfhTXWpZc66abH+JqJwEvBSmoCivvr2qts3D3Gwm93gPes0tCA==
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

2026-09-17T10:48:07.833545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057583
observed a16e1c208531b527c770e2fe6bae3cba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:07.816309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057583/manifest.json
observed c62bf3ad110b391c6582abfe0fc220a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:07.797259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057583/publication.md
observed 7fa73be53f6b7efcda0b0fbdfe3269ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:07.778662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057583/publication.txt
observed f7ee4606de1ab7d79e11add39477c28b...
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.