OpenTechnical

OT-2026-000088514

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off 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-2026-000088514) never changes.

Identity and time

Publication numberOT-2026-000088514 · never reused
Internal UUID01a0ae9b-5d28-7dc4-b3ca-16d20b247657 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088514
StatusPUBLIC

Content hashes

Canonical text97aa8c680f351239b5076e9335d3fff00304409e106320dbc75f1daac41b6132
Markdown6dc86b99fe3ea2f72b72f168a39417ec809d2aa256952a22f6e73016ce826faf
PDF
Publication page3fa90dbb13f79c0936242096d03babd5a2f85082f3a748a15d39c635c3518511
Manifest97afa3b5ae010ffd08a6dba27d6ca80857f9eae6189612093848566b913d5e55

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
Signaturedbj/t0lphTvaRd2tcFM6VRpDwNoYzwYikdrkhG9XvA3NJVtpm8sGreD/VjhsfVFxyUMu44uby0V0YsI96bxFDA==
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

2026-09-17T09:48:54.553247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088514
observed 3fa90dbb13f79c0936242096d03babd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:54.535123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088514/manifest.json
observed 97afa3b5ae010ffd08a6dba27d6ca808...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:54.518147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088514/publication.md
observed 6dc86b99fe3ea2f72b72f168a39417ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:54.501649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088514/publication.txt
observed 97aa8c680f351239b5076e9335d3fff0...
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.