OpenTechnical

OT-2026-000015294

Publication integrity record

Foam pad vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, pulsed 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-2026-000015294) never changes.

Identity and time

Publication numberOT-2026-000015294 · never reused
Internal UUID01a0ae6d-ef48-734f-a76d-97e35095294d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:55.421510Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015294
StatusPUBLIC

Content hashes

Canonical text54b55968388a4ac8bfe822714d02b10222acf455da601910dc70a59c876fc01c
Markdowneb1431a05c20d9d64ade1739f8f3314c3d366605a60b9b5c0fcff193a0fa0114
PDF
Publication pageafa78bb164af85ed438fef33467cd0ef51ca0defa8f526949a9e456cb7575eb2
Manifest0cf179d24eef1f796521652431c48bcacfe719a27e47e958ab77cc0d23955a54

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
SignatureDN8+MznXlcjFI+4AwIHLzQNqDoqvS0VlOGigCkp6hUsFSjNGV/tcvXfpnheAMr1d7EMnWTr398Vw0AQQMe/7BQ==
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

2026-09-17T12:05:58.887098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015294
observed afa78bb164af85ed438fef33467cd0ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:58.865748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015294/manifest.json
observed 0cf179d24eef1f796521652431c48bca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:58.843440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015294/publication.md
observed eb1431a05c20d9d64ade1739f8f3314c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:58.821437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015294/publication.txt
observed 54b55968388a4ac8bfe822714d02b102...
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.