OpenTechnical

OT-2026-000068744

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single 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-2026-000068744) never changes.

Identity and time

Publication numberOT-2026-000068744 · never reused
Internal UUID01a0ae90-6dcb-728b-8517-ed505b3cbe26 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068744
StatusPUBLIC

Content hashes

Canonical text5b3dbcb95ac97734c794331cc601fd059b869726d21efd1a493df2e11d60aeb2
Markdownde28f2df1179a02cab60dcc3bb218a956f5f070d316a0bee2df5d2663d44820e
PDF
Publication page26c59dd45369ed167989173846c5a2b65780f273d0a37b893984d7ce3e9c2735
Manifest7e99a0895401699c67c7e1c37d5bc1a2e91ff0bdfca2ca4bace765b4fad97122

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
SignatureUqrtUbda5/68MIFv7T3nRFsoqLtrhKuf1AIWPYE4GpD7dpz0CqCq3cl1cYNsxKY+gXtm2kNykMfeW/3LsEfnBQ==
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

2026-09-17T10:28:31.362065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068744
observed 26c59dd45369ed167989173846c5a2b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:31.346785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068744/manifest.json
observed 7e99a0895401699c67c7e1c37d5bc1a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:31.330582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068744/publication.md
observed de28f2df1179a02cab60dcc3bb218a95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:31.311894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068744/publication.txt
observed 5b3dbcb95ac97734c794331cc601fd05...
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.