OpenTechnical

OT-2026-000070908

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, vented before set-down

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-2026-000070908) never changes.

Identity and time

Publication numberOT-2026-000070908 · never reused
Internal UUID01a0ae91-8c2d-7501-8620-04bb7edfdbf4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070908
StatusPUBLIC

Content hashes

Canonical text544a6c0c3378c89105f6836b61d48cf7806fb355d74d6d51c7f5075a4b73a435
Markdown0728fbde5e4b88e792c138226f5428df2dbb3af85370b09d0a080bdf16aececb
PDF
Publication page934dd71bd3c1140dd10207cb911ad73b2c249db906cd34ff8763a5baa4fc268d
Manifest8a99ac7919b072761219e4bc905123e2c2a4c491b4da7f0b3d3f2e6cd52de25d

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
SignatureIs4A87gADHcg2oCoI+LmKWExKKizoyxjlOevAutcQNNEzYtZZErnFX0190k+/Oi1lK03MDSfyDv5eMZTN22ZBg==
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

2026-09-17T10:25:44.260121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070908
observed 934dd71bd3c1140dd10207cb911ad73b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:44.243476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070908/manifest.json
observed 8a99ac7919b072761219e4bc905123e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:44.226007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070908/publication.md
observed 0728fbde5e4b88e792c138226f5428df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:44.208905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070908/publication.txt
observed 544a6c0c3378c89105f6836b61d48cf7...
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.