OpenTechnical

OT-2026-000032058

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, pulsed 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-2026-000032058) never changes.

Identity and time

Publication numberOT-2026-000032058 · never reused
Internal UUID01a0ae74-bad3-75d5-b2cc-97bad09c9f9c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:20.739935Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032058
StatusPUBLIC

Content hashes

Canonical text38cd276cfb9b5dfd9f872f2449ccfb275b73c7a048e088771b262f99eff9fb1a
Markdown61d315ceb28cace1f6780dadb4bdc2d0dc876986d98b59ea9e490519598ad5e9
PDF
Publication pageb3c8ffb5f68fc67f4768322b1af9be7353a827da13c0226fe1147f6f90366718
Manifest7756144fe3514e89de2c6481136d026730c9d4cb7158672b9fc836f7de25808e

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
SignaturelntStZkzQ/PkkBt8d22IL8lau1lKNwrssC9AsgdE4wtMZXx3K/QsaJsMudH/BL/wLYBq+Esmc3Tz2ngWrdCwCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:35:28.522666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032058
observed b3c8ffb5f68fc67f4768322b1af9be73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:28.505796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032058/manifest.json
observed 7756144fe3514e89de2c6481136d0267...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:28.488100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032058/publication.md
observed 61d315ceb28cace1f6780dadb4bdc2d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:28.467995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032058/publication.txt
observed 38cd276cfb9b5dfd9f872f2449ccfb27...
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.