OpenTechnical

OT-2026-000009097

Publication integrity record

Two cup vacuum gripper, two zone face, three stage ejector, supply line pressure sensor, sustained 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-2026-000009097) never changes.

Identity and time

Publication numberOT-2026-000009097 · never reused
Internal UUID01a0ae6b-31b8-75da-b99a-e5ecc9f13dd3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009097
StatusPUBLIC

Content hashes

Canonical textb8678af5b77a6dab9ea87a1c0fddb0d67af6b858a4cf53043f39505b1c0d43ff
Markdownfcdd9c0d7bd1f5d28d9635d7cecb59ca8a3f7b11ef45a17a40462cf0afde67a5
PDF
Publication pagecef175274ac0ba21bd26a6ada16b16489188050a65739648aff3225c58954341
Manifest710f804bc9eb281106305936acb2b2e8e75d66f8b79b5fe401b60e3b5a7ad907

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
SignatureWSZzT8Pe+TfEW0NYGxcAnTbdmIZThKaQWOn4YgP3dcNEhH//LoVgUZobvZccElJcetBhfXDfABcOun3/PR7DBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:46.541105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009097
observed cef175274ac0ba21bd26a6ada16b1648...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:46.523006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009097/manifest.json
observed 710f804bc9eb281106305936acb2b2e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:46.505532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009097/publication.md
observed fcdd9c0d7bd1f5d28d9635d7cecb59ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:46.487364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009097/publication.txt
observed b8678af5b77a6dab9ea87a1c0fddb0d6...
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.