OpenTechnical

OT-2026-000079624

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, 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-2026-000079624) never changes.

Identity and time

Publication numberOT-2026-000079624 · never reused
Internal UUID01a0ae96-0b92-763e-9dde-fc5d9252e383 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079624
StatusPUBLIC

Content hashes

Canonical text7675adadf3e5e3438492795d7c50f57d17c3189013042db35a517bd191a0f727
Markdown22b3806660f5a1477472d7a8f99872192d06fce201a3dcee34f1a7daa6390ec3
PDF
Publication pageaa72eda709dffbb47a38d855e1b1a21fd9068297ec3a96641c9fb227545205d3
Manifesta07f43243da0ed0ed28284d1489bafb2ab030b5c5147fcfe27c4911cde269686

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
Signaturea9yXoYUxZ7RrpfH77kogbb4SKvC8frFsj2QtMEruf+WC+mxF22MuFS4/gKmd5XGbO2G0zSSS2Rz517slGTt7BQ==
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

2026-09-17T10:05:17.341674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079624
observed aa72eda709dffbb47a38d855e1b1a21f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:17.322835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079624/manifest.json
observed a07f43243da0ed0ed28284d1489bafb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:17.301852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079624/publication.md
observed 22b3806660f5a1477472d7a8f9987219...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:17.283494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079624/publication.txt
observed 7675adadf3e5e3438492795d7c50f57d...
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.