OpenTechnical

OT-2026-000008573

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, pulsed 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-2026-000008573) never changes.

Identity and time

Publication numberOT-2026-000008573 · never reused
Internal UUID01a0ae6a-e46b-775d-ae9a-c99ffa45865e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008573
StatusPUBLIC

Content hashes

Canonical text166e05637cb1281b8a508633cd87979c20bb218e5f4bc45b917fbfc516e8bfea
Markdowndc251bd8faa681c90a60bea2d715528d49e4fe2a3ae995a7605a2046b5d4f48f
PDF
Publication page7d45d0dc85df80f2687aafb1a322e67a1eff19d36c3c1aeb95d9f33608f97561
Manifest95ac9012d19a4ac58da34d77e78d4a61b1baeaea858838d2ae180a71753bc67b

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
SignaturetdNS6cOWAH8o7JgwQwzzVeGiYgo4UMSy7tH2kt3/LtebSNwPOfLJyJJMq0wYNsAxXLfaQ+JkoKNMHnv1Z7gGAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:30.949822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008573
observed 7d45d0dc85df80f2687aafb1a322e67a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:30.932222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008573/manifest.json
observed 95ac9012d19a4ac58da34d77e78d4a61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:30.910776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008573/publication.md
observed dc251bd8faa681c90a60bea2d715528d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:30.884142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008573/publication.txt
observed 166e05637cb1281b8a508633cd87979c...
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.