OpenTechnical

OT-2026-000044476

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, pulsed blow-off 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-2026-000044476) never changes.

Identity and time

Publication numberOT-2026-000044476 · never reused
Internal UUID01a0ae7c-39d8-70e1-8de7-bbea16149175 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044476
StatusPUBLIC

Content hashes

Canonical text46d7d1e3aaafa4cdc055395ab7166b2cd2f629b78a7ffaf13c5099685657838f
Markdown20cda9912addfc103e1a9f426496bea9e99249d326f879308800e59c079f700d
PDF
Publication pagea1587c495b6cd4a0aefe95352e68357da21a8eea03d58a3bf376f6904e0f7863
Manifestbcc6d722caff9ff6e8dd2ea36403634141bd1a2182856e4c004b0a52a43b9a55

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
SignatureisWndxLOFpgr3AFbGzb5lXkGK0WFmfkImLgOC0Z5gqsVbnxHXcFlIYUnPE9TlZMMKM4fGU8MIGdIEoHV8qifBQ==
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

2026-09-17T08:30:54.251413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044476
observed a1587c495b6cd4a0aefe95352e68357d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:54.078827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044476/manifest.json
observed bcc6d722caff9ff6e8dd2ea364036341...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:54.062429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044476/publication.md
observed 20cda9912addfc103e1a9f426496bea9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:54.045158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044476/publication.txt
observed 46d7d1e3aaafa4cdc055395ab7166b2c...
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.