OpenTechnical

OT-2026-000078968

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, vented 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-2026-000078968) never changes.

Identity and time

Publication numberOT-2026-000078968 · never reused
Internal UUID01a0ae95-ccbe-7134-8c67-51b9a6540ca1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078968
StatusPUBLIC

Content hashes

Canonical texta2ec6e8cd70957449098389085b5e03c4a99a9607d83e68fe5184f7e574d324b
Markdownabe8651fc388fe82b6b2405e4adbde227d1ee813c411963b6dcbc72da6a5d717
PDF
Publication page85a902aa1c8af0d3fd8266d6578bd23d187bed7c9e1ecd506d2c8925d9e4efac
Manifest91d08f3d87ee9cf8b121e4e57363dab7d149fde61d9115668f9befb25e6d60b8

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
Signaturew9FSvQizp6PhItesky6opEWUa5Bxx1fASxCz8//mu7Ej0saV6ge7rqFpznarHoIPrYEVuAMQGnZ2zHqqjL7RBQ==
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

2026-09-17T10:05:47.708586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078968
observed 85a902aa1c8af0d3fd8266d6578bd23d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:47.689761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078968/manifest.json
observed 91d08f3d87ee9cf8b121e4e57363dab7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:47.672323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078968/publication.md
observed abe8651fc388fe82b6b2405e4adbde22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:47.655270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078968/publication.txt
observed a2ec6e8cd70957449098389085b5e03c...
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.