OpenTechnical

OT-2026-000086739

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, sustained 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-2026-000086739) never changes.

Identity and time

Publication numberOT-2026-000086739 · never reused
Internal UUID01a0ae9a-2c99-7f75-9d60-a01f56c2b292 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086739
StatusPUBLIC

Content hashes

Canonical textac6c8c900fa310108f6fe2e54e68722924fcb8b56917e2c1a49b289d064b8862
Markdown5f62b7641f73f919ee7aff5068d8a2b21492e695d7c6cc91a0a7c1757e072791
PDF
Publication pageae52419bb4fdab8ed5dbf8171bfb49e1abfdacfee213f74ddb63391ad83cfd52
Manifest9c3b031fbb207c3966723c95f91d7473b9e7d03a340dffad09380c8f310b405e

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
SignaturezUNsMoZoIvhWinekZqpOFpygLnB3mXTXyGXvlE5CJW5x5yF0YpJZ3CbHReHT6hab0Hh3uBa4Xhlwbf8S+jA4AQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:52:37.179738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086739
observed ae52419bb4fdab8ed5dbf8171bfb49e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:37.161786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086739/manifest.json
observed 9c3b031fbb207c3966723c95f91d7473...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:37.144667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086739/publication.md
observed 5f62b7641f73f919ee7aff5068d8a2b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:37.128239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086739/publication.txt
observed ac6c8c900fa310108f6fe2e54e687229...
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.