OpenTechnical

OT-2026-000024040

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000024040) never changes.

Identity and time

Publication numberOT-2026-000024040 · never reused
Internal UUID01a0ae70-aed7-75c0-bdc4-d2dd546eb33d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024040
StatusPUBLIC

Content hashes

Canonical textba47e150f5a26d4de7adf91b25352999d68cfb8275eea11b380440bea06d5955
Markdowna3ae2ee9bef8965c6e9721538fffd49e2137f0d5ebba037492b0ac0469244b48
PDF
Publication page097e1e7b6f0b994e0dd8907855680fec50fcbf7ba887d99042efbcf2a73e4b13
Manifestfa90a76fe3a4f709516ac386053c2cea23b7b3ce42be722e6569f948217b8fde

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
SignaturerMkqu+aaRq6JcnjRj+9vlIuOxWV1MJnxD0+IlFvXRM8Mj4u7UVkG+4XoeaOz2AmF0zWwQFaB6OSRA07KmNnyAA==
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

2026-09-17T11:50:49.727008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024040
observed 097e1e7b6f0b994e0dd8907855680fec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:49.709091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024040/manifest.json
observed fa90a76fe3a4f709516ac386053c2cea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:49.687999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024040/publication.md
observed a3ae2ee9bef8965c6e9721538fffd49e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:49.668638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024040/publication.txt
observed ba47e150f5a26d4de7adf91b25352999...
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.