OpenTechnical

OT-2026-000079884

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, vented after set-down, on a tool changer

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-2026-000079884) never changes.

Identity and time

Publication numberOT-2026-000079884 · never reused
Internal UUID01a0ae96-4376-754e-a077-63a52ba8280c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079884
StatusPUBLIC

Content hashes

Canonical text78a46a6f0bd5c7387e84e1bde58a6fa140c25b61b9ad776c38ad01a0cec2139d
Markdownd8ee8082a7957f4ed89d18cd84ebcb5d7577f2799143971d6952eb3b177418dd
PDF
Publication paged62c12e2727862ab46f06a59b12b4d13094ef11d1d3940760e744311f8973d19
Manifestb649d20f04f3db1692f3638a6a92f7a34974588d50afa4d4e7fb28537f280c68

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
Signaturek1GvCf1Es/62+ElE5ljZ1LjORpjoH3980N815WLp/Cd5GciM94SluPX2Zr6L8O/P206mG4MLBIxfY8tUsfv8Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:03:46.602885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079884
observed d62c12e2727862ab46f06a59b12b4d13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:46.583326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079884/manifest.json
observed b649d20f04f3db1692f3638a6a92f7a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:46.564330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079884/publication.md
observed d8ee8082a7957f4ed89d18cd84ebcb5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:46.524696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079884/publication.txt
observed 78a46a6f0bd5c7387e84e1bde58a6fa1...
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.