OpenTechnical

OT-2026-000088830

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000088830) never changes.

Identity and time

Publication numberOT-2026-000088830 · never reused
Internal UUID01a0ae9b-8f10-7b11-b1f0-9562a5687d7d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088830
StatusPUBLIC

Content hashes

Canonical textb78cfb6d531a20b3c727a80a95bba9e30e8bdd351b71c2c1c18677e104f2d01b
Markdowne5092ba83c8c952f82ad0494c380c3f2c619482fd9bdd3417a53ff35c0d141a7
PDF
Publication page271a045d7c5f858ff0ca12697b5a7dc8f734351541f5ba0343fcfc063c6fa5fa
Manifesta16614f6fb7f3077ed3d742c99534381bf30aa9f8f0afffc110264f2437d26af

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
SignatureiwgawgSCDMAI9jp8S3YYVPZ0VE8l/uXZ4nxyeV2JFhnAbaYl7PJl4y2+Yjv82ZsPswqU5qXnyypghdyMikUJDg==
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

2026-09-17T09:48:13.217015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088830
observed 271a045d7c5f858ff0ca12697b5a7dc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:13.181606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088830/manifest.json
observed a16614f6fb7f3077ed3d742c99534381...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:13.162438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088830/publication.md
observed e5092ba83c8c952f82ad0494c380c3f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:13.127251ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088830/publication.txt
observed b78cfb6d531a20b3c727a80a95bba9e3...
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.