OpenTechnical

OT-2026-000013102

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, 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-2026-000013102) never changes.

Identity and time

Publication numberOT-2026-000013102 · never reused
Internal UUID01a0ae6d-5565-76e3-8cae-654329b64e16 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013102
StatusPUBLIC

Content hashes

Canonical text5af00984a5707833799671573211040fee2bc842d230549ad07b049f33cb3231
Markdown41c39dd5d79dddc94e735cf923a9540a6c813c8524f339ac8bfc78cd62694894
PDF
Publication pageba2d08fe518ddf64e5c3ded2ad183c27b72aac6aaddd81a9187eb3bd7da30da5
Manifest8158346b523099a322e44b4ee6b6c5776c79791cc969ce1812690ff306e2cbac

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
SignatureNmNGMNRi+xpA0D4stuj/lB+KRlvhYeP9DMkzYJCH/aYXqelBOXDY9RhXzime0zcPh67zzfIiT3MXmJFboLBoCQ==
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

2026-09-17T12:10:57.260277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013102
observed ba2d08fe518ddf64e5c3ded2ad183c27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:57.240625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013102/manifest.json
observed 8158346b523099a322e44b4ee6b6c577...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:57.221474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013102/publication.md
observed 41c39dd5d79dddc94e735cf923a9540a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:57.202289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013102/publication.txt
observed 5af00984a5707833799671573211040f...
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.