OpenTechnical

OT-2026-000027378

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump 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-2026-000027378) never changes.

Identity and time

Publication numberOT-2026-000027378 · never reused
Internal UUID01a0ae72-6997-7f87-b283-c9796f431fe6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027378
StatusPUBLIC

Content hashes

Canonical text80d6b0f50e3ec3f8a1c05c31afa425b358929d066aa6e954c00604f0dac4e414
Markdowne63b569f77655376c70ec31c7588b6dcd7a5b4e1693cf3b0ab00017e63a936b4
PDF
Publication pageb33a7ecea4ecc7731172f2f6b9d71fb1662393b4dc97a47b1207ac254a7be430
Manifest9a6d1a9673527a1d67ce94c295e49409d1facbf13bb35de11f886194933a0ff7

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
SignaturefrtcDGncabs0xL9JeSemhPxqDMZJNMnqgMaa0GL1633fQDTbmUZn25LY/9mpiF3spFOlpGaFSAvy4Rmz32cPBw==
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

2026-09-17T11:42:47.745813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027378
observed b33a7ecea4ecc7731172f2f6b9d71fb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:47.725890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027378/manifest.json
observed 9a6d1a9673527a1d67ce94c295e49409...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:47.708857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027378/publication.md
observed e63b569f77655376c70ec31c7588b6dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:47.691033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027378/publication.txt
observed 80d6b0f50e3ec3f8a1c05c31afa425b3...
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.