OpenTechnical

OT-2026-000025742

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000025742) never changes.

Identity and time

Publication numberOT-2026-000025742 · never reused
Internal UUID01a0ae71-9bca-7768-b5ae-b9d7431a161a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:56.183170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025742
StatusPUBLIC

Content hashes

Canonical text17378e16319fe48bc4945b6b95b2a58030ae8b20ffc2d79f1dc8b6c798661b0b
Markdown6d4db689c0e4faa03289762b61489c8ab42c264724979f2417339b3c6e46eb5e
PDF
Publication page39d93673ea527564fdf30277a31e288b5aa5801d50b07a6b1f428302827f99b9
Manifest4709a7e1039a587a803806b2d605d57b748a52f07b2173820f1ecfb45251c934

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
Signature08E8Yhy3f5+ZRgsy0NepNJ7PXgVx/49Wa2vRZ1RvUyy9TCX3B361ukcJikvai1Ea9Cp+BqmT5GJ9/JF+H2nlAA==
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

2026-09-17T11:46:58.013961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025742
observed 39d93673ea527564fdf30277a31e288b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:57.997348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025742/manifest.json
observed 4709a7e1039a587a803806b2d605d57b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:57.977990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025742/publication.md
observed 6d4db689c0e4faa03289762b61489c8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:57.956577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025742/publication.txt
observed 17378e16319fe48bc4945b6b95b2a580...
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.