OpenTechnical

OT-2026-000033043

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, pulsed blow-off 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-2026-000033043) never changes.

Identity and time

Publication numberOT-2026-000033043 · never reused
Internal UUID01a0ae75-4843-79f0-9a71-ea7bd003c15d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033043
StatusPUBLIC

Content hashes

Canonical textedc3e4de6aefdb1f6680cbca0c00a844a70df291455142d2ceafd89c1094dca1
Markdown2387f48404dd80323885d805cddc5bbb67a3146f2bf8bd79f8c7050673494df5
PDF
Publication page6d30f0c90786c5d39ad6a31452525950beaeb0430d004ee4459072fd07a6d646
Manifest6fff250d0e91d5f618c7f100221ccdc8c631d7534634a645e3f224ec90a87ec0

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
SignaturebDfUR1LNGFvkiIidIHRK6HD766s55EI5tLD7diOeZbNi9mjV+goZMtqKY235JgdUATRKh2cRrnDDqu6Qn2e8Cw==
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

2026-09-17T11:32:40.909422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033043
observed 6d30f0c90786c5d39ad6a31452525950...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:40.889210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033043/manifest.json
observed 6fff250d0e91d5f618c7f100221ccdc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:40.870721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033043/publication.md
observed 2387f48404dd80323885d805cddc5bbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:40.851597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033043/publication.txt
observed edc3e4de6aefdb1f6680cbca0c00a844...
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.