OpenTechnical

OT-2026-000035513

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off after 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-2026-000035513) never changes.

Identity and time

Publication numberOT-2026-000035513 · never reused
Internal UUID01a0ae76-b4c5-7b44-84a2-545d8e051ba5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035513
StatusPUBLIC

Content hashes

Canonical text6691937df99c42150cb76a89fad3fc44405a3ac66dbcc097e066027a0ea43b43
Markdownc8b7fa60c90451a4997157be09b286addf546dbdb0c4450f1343427fceda8027
PDF
Publication pagecb0af5baaa03d9be6baae76847655d0cb2299e62b83445008502cea33c3202cd
Manifest7113ca162328ba544269b57a014656a9702d459e91604070c67a2b574ea5e141

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
SignatureGqRLcvaYgoTkBmGADCBG1fEw7jnS2I4vQpRQ+ttnFPcvzF/ekk7LOeRAQ5gAnUxPZSK3GA6bK9IYx60fdTg+Bw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:26:56.033807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035513
observed cb0af5baaa03d9be6baae76847655d0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:56.015790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035513/manifest.json
observed 7113ca162328ba544269b57a014656a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:55.997501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035513/publication.md
observed c8b7fa60c90451a4997157be09b286ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:55.979769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035513/publication.txt
observed 6691937df99c42150cb76a89fad3fc44...
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.