OpenTechnical

OT-2026-000017390

Publication integrity record

Foam pad vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, pulsed 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-2026-000017390) never changes.

Identity and time

Publication numberOT-2026-000017390 · never reused
Internal UUID01a0ae6e-76c9-784c-9adf-ab051f6e8e68 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017390
StatusPUBLIC

Content hashes

Canonical texta9b0d413a10b2bbaf9dd93fddc0ae910d640fab1e70b51a4146eca9adb57ecf0
Markdown356cc07f82626f2437268b1ee00c566086085d45004abf6b27487a7cdb399202
PDF
Publication pagefda72d8400ea153b38b4ace5b232cd081c09f27bfe09509f49837231acb2db51
Manifestf438d3cf71d80f029db98422bd2616aa390e42ab25c24046a8246fb2b8aa477c

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
SignatureHFxmCvWH2IqV5TvLqTQTf3vkSxcmtC4JLTNqRcXpf/GS0pTzDkILSGzInBmsNa0VX7jgxMIOfpEuBWh0pBAfBA==
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

2026-09-17T12:02:30.854045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017390
observed fda72d8400ea153b38b4ace5b232cd08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:30.837395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017390/manifest.json
observed f438d3cf71d80f029db98422bd2616aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:30.818619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017390/publication.md
observed 356cc07f82626f2437268b1ee00c5660...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:30.801534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017390/publication.txt
observed a9b0d413a10b2bbaf9dd93fddc0ae910...
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.