OpenTechnical

OT-2026-000027645

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000027645) never changes.

Identity and time

Publication numberOT-2026-000027645 · never reused
Internal UUID01a0ae72-6999-74ad-8796-5dab13ed338b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027645
StatusPUBLIC

Content hashes

Canonical text9ec7d4ad2abfc1f332b4a3feacc02147167aedb9cf6167dbd4f7ab823f838e2d
Markdown6f51a515a2f8959fe012191fd6c12f8a536c5a61d2c67f982bf893da66587b42
PDF
Publication page2fb09bf035d9cd5d397da7581abcb853f98ee059eaa3cf40fefcf61dcd0f3b46
Manifesteabe1ed41b905fdfe9da5dd1fb41b1e634fc4f90b4ad92f56e27edd30d24596e

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
SignatureAEcObkM0fUNk88U1KS81uwHvFWB1aH/fsUkXToMBpwbUWQcLQgRDHkLWt15hOGIiu7u+lLNAzkHqssmcF6LGAA==
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

2026-09-17T11:43:10.287348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027645
observed 2fb09bf035d9cd5d397da7581abcb853...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:10.266460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027645/manifest.json
observed eabe1ed41b905fdfe9da5dd1fb41b1e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:10.248931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027645/publication.md
observed 6f51a515a2f8959fe012191fd6c12f8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:10.233141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027645/publication.txt
observed 9ec7d4ad2abfc1f332b4a3feacc02147...
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.