OpenTechnical

OT-2026-000045409

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, sustained 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-2026-000045409) never changes.

Identity and time

Publication numberOT-2026-000045409 · never reused
Internal UUID01a0ae7c-f76c-76e3-8886-3e767d75a0ae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045409
StatusPUBLIC

Content hashes

Canonical texte535d29272e04134db08ef94de91eebe8c6b3c4093660d372515660f234af4bc
Markdowna0c37f364ad7394599b62dd0aa9bbc26fe64e4dc8576ef7c92a50b8b861a8047
PDF
Publication page7bde5d0d847b8f24c12e38486a598526233e71d648a959b581cf0bf589fbdd7c
Manifestc924fb0668333476a9fdd4b7ed403ec2556eaccf6be1ca96a2f09b78c0dcf8ef

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
SignatureGhd2bYM2tBJN8FIZuQkhK4foo3fBvfPiwb5i2tcSFuPXHdgSVEmycujDbXs8Awzq7XXgRePjI6l1M9b8f0rYBQ==
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

2026-09-17T11:10:41.900965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045409
observed 7bde5d0d847b8f24c12e38486a598526...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:41.880328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045409/manifest.json
observed c924fb0668333476a9fdd4b7ed403ec2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:41.860906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045409/publication.md
observed a0c37f364ad7394599b62dd0aa9bbc26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:41.840913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045409/publication.txt
observed e535d29272e04134db08ef94de91eebe...
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.