OpenTechnical

OT-2026-000027713

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single 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-2026-000027713) never changes.

Identity and time

Publication numberOT-2026-000027713 · never reused
Internal UUID01a0ae72-699a-7f87-9436-f6551e942490 · 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-2026-000027713
StatusPUBLIC

Content hashes

Canonical texta570a8f6c27acf84ff855ce30e5f08b471c9388343092d78b7de1fcf08123a0c
Markdown74a0cc4b921bb201c56ee94185b7247f4f4b0a2b23bcd0aa2c31efeeacdca8a8
PDF
Publication page8221f6b972f7747151969c3143b225ea4c50952bf90fe8a4c5576f8f7f624ce7
Manifest1f5ea258f9306fe22156e52f286f50a18c3cf9173233ccc2663527e1e94807ff

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
SignatureCEgYCKiBt7U1uuLfWm6QM7uCcpZPzYGRQb8h5QdVVNFH36Tu0gzJGXn6RMPQqFJfvjld1X3wH3ckwhaN29NMAA==
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

2026-09-17T11:43:16.033599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027713
observed 8221f6b972f7747151969c3143b225ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:16.015036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027713/manifest.json
observed 1f5ea258f9306fe22156e52f286f50a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:15.998259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027713/publication.md
observed 74a0cc4b921bb201c56ee94185b7247f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:15.982964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027713/publication.txt
observed a570a8f6c27acf84ff855ce30e5f08b4...
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.