OpenTechnical

OT-2026-000055368

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed blow-off after 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-2026-000055368) never changes.

Identity and time

Publication numberOT-2026-000055368 · never reused
Internal UUID01a0ae86-a101-7e98-83e8-dc2c484c93e4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055368
StatusPUBLIC

Content hashes

Canonical text32ea54c531ee82dd9512109242d4bdaf8d4f5dc99d57518740202e1193f2e670
Markdown5e65ab4ae175cee2c739b38123e1581cf0e672f2a6f1e350ca22fc160482bd84
PDF
Publication page902da86df4e77cd5d8f918e51a5dec78a7e875be5ef621c0b5f6c92df474f2bb
Manifestb98c03fb81d68083a504cd484cfb9ef38b0aa81d610d91101a7fd79314845022

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
SignatureB/4HBGhTEDkOpxCnM6puP/avzE6NQctNEDeAS/FSVmiVyA63d3boaMtcLVFBcaEmNYtpLmF2Akx9Xzro5bmtDQ==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:59.907116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055368
observed 902da86df4e77cd5d8f918e51a5dec78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:59.889287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055368/manifest.json
observed b98c03fb81d68083a504cd484cfb9ef3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:59.870843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055368/publication.md
observed 5e65ab4ae175cee2c739b38123e1581c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:59.852507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055368/publication.txt
observed 32ea54c531ee82dd9512109242d4bdaf...
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.