OpenTechnical

OT-2026-000072127

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, two 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-2026-000072127) never changes.

Identity and time

Publication numberOT-2026-000072127 · never reused
Internal UUID01a0ae92-47c1-7522-84e1-1caa65a3bddc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072127
StatusPUBLIC

Content hashes

Canonical text4f67ad5936180ce81d1e51439f58690c4bae72fee74aa91480a1d79dc422b440
Markdownafedb3f4684e4c3ed29d26c3048ec680da4bff7b2c184414f4999e88cf3a63e8
PDF
Publication page33e5a59bcf6cdcaa4ad50a0ce0fc9d8a39fa5cde9aa6a10f22bccf693979d5ca
Manifest72ea065e9f50c2dcd28f222ea6cdfdff91365e92b710087b03b0a5f6ec561a59

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
SignaturegjrqlEkiYnhMy6znM3g7+0SVHhAeJplk8TJGOz4or1zrywm0l59hoeHVOzpXybY25ceoWNHET5SsFW4t4Q+FAg==
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

2026-09-17T10:23:12.979706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072127
observed 33e5a59bcf6cdcaa4ad50a0ce0fc9d8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:12.959900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072127/manifest.json
observed 72ea065e9f50c2dcd28f222ea6cdfdff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:12.941812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072127/publication.md
observed afedb3f4684e4c3ed29d26c3048ec680...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:12.923655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072127/publication.txt
observed 4f67ad5936180ce81d1e51439f58690c...
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.