OpenTechnical

OT-2026-000068508

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000068508) never changes.

Identity and time

Publication numberOT-2026-000068508 · never reused
Internal UUID01a0ae90-2481-7f91-be49-9634ff2cf5a9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068508
StatusPUBLIC

Content hashes

Canonical text294431aad93a06732f278651991a72f1ffda324fbdb194ea94253de4578011a0
Markdown892ec6da391dbb445192110a3e70f9d7b9a3e65bff4c2320951b8cad9d6574e4
PDF
Publication pageefa8b679f1d31087e151e5ae83e97f53aef5ef044c505f58e09f276eb695005b
Manifeste64c32fee551c086c40b691f8afe8dbedbf695c6055649bd8879eff94a618ba0

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
SignatureUJAz3OVPN3lgejedI0OoipXOrGnugA81VqP4y9JZocBgVCUOiPRPllN4sY9nMKMDSoB3UcQPM7c1MK+SlIWDBQ==
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

2026-09-17T10:29:40.051108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068508
observed efa8b679f1d31087e151e5ae83e97f53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:40.033895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068508/manifest.json
observed e64c32fee551c086c40b691f8afe8dbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:40.015732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068508/publication.md
observed 892ec6da391dbb445192110a3e70f9d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:39.999184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068508/publication.txt
observed 294431aad93a06732f278651991a72f1...
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.