OpenTechnical

OT-2026-000026592

Publication integrity record

Single bellows cup vacuum gripper, three stage ejector, 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-2026-000026592) never changes.

Identity and time

Publication numberOT-2026-000026592 · never reused
Internal UUID01a0ae71-f4a9-71b6-b1c7-0c0c40f62e27 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026592
StatusPUBLIC

Content hashes

Canonical text282ca2be2671b9c4905790f9afe1f94dd14223d7865cb6ff90e602e0b0c5f5b6
Markdown8dc80b5fe1fc0679d9dabfc82d1a7dcff4543d6021d73a40308d1688f41d57e1
PDF
Publication page1dc7d9f96777a8667118f0bb9e007bd6bce37f5e0bacd371c81618cce4965ce0
Manifest28459f4cbae5f3f4a572dc02b25325af97ebb654f4d20395cf1421a283d9b59f

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
SignatureGL4HEXI0HskINUYNEiY8qjUMaRq6BDUKfWVhc/prsUCe8+bpKeVX0eHW9IhdXgCW0WLbeg7aOK1JmatTG8U9AQ==
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

2026-09-17T11:45:39.557498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026592
observed 1dc7d9f96777a8667118f0bb9e007bd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:39.533356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026592/manifest.json
observed 28459f4cbae5f3f4a572dc02b25325af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:39.503933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026592/publication.md
observed 8dc80b5fe1fc0679d9dabfc82d1a7dcf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:39.478872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026592/publication.txt
observed 282ca2be2671b9c4905790f9afe1f94d...
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.