OpenTechnical

OT-2026-000007743

Publication integrity record

Foam pad vacuum gripper, 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-2026-000007743) never changes.

Identity and time

Publication numberOT-2026-000007743 · never reused
Internal UUID01a0ae62-843f-76f6-9dd6-784a27711c8d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:27.126957Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007743
StatusPUBLIC

Content hashes

Canonical text78c024b2ac317aef1960b0b02a8515565705fd1b4e843ebbedbbca2410103825
Markdown552788bcba01dcdeac81acd3eeb881556a61b8cb2e11e760a72824add1cca0c5
PDF
Publication page395ac26050d54cc2f72085ef453bf2d286200e83766a95d3555a2c7b9e7531e8
Manifest12f41db75f70729ec3707de5bbbebc397882733caad20ba2b054871cea189726

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
SignaturerVZQkQqwW0rSkr/bo0J6QBct3Pf3CrjPexBc2RbhIvH2hPdFJnGhJlncLRe8srfldkXWNPjg6t1yU9pajgmBCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:08.204119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007743
observed 395ac26050d54cc2f72085ef453bf2d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:08.184867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007743/manifest.json
observed 12f41db75f70729ec3707de5bbbebc39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:08.168637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007743/publication.md
observed 552788bcba01dcdeac81acd3eeb88155...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:08.149597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007743/publication.txt
observed 78c024b2ac317aef1960b0b02a851556...
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.