OpenTechnical

OT-2026-000016468

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000016468) never changes.

Identity and time

Publication numberOT-2026-000016468 · never reused
Internal UUID01a0ae6e-2d13-7190-96f7-f2140611bce8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016468
StatusPUBLIC

Content hashes

Canonical text8b3926600e8094e3ac5dbd26bcda93a88ebbec300d3acd8a8f587f9711715b08
Markdown8ab9a1539187db2c48028f353f5b9d78935c58ef641de342552e24b835126168
PDF
Publication pagee54a6e11eaf0d9a310c5e79e0f9f1142566389b7280e2655b7cdc56e93193e84
Manifest81a1f8bce5504c0c82ed69131a2e0d1c1c230c338db9ba9d44bbfe7744de0aee

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
Signature7FQNCCmqmnU0BB+ISS3Pb7T/AwlSytyjHwTMa3kB5Mtz3XPgf0HWVSzXTtoA90UIsPQWGrxVR2skco8F/rlfAw==
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

2026-09-17T12:04:40.036666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016468
observed e54a6e11eaf0d9a310c5e79e0f9f1142...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:40.015667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016468/manifest.json
observed 81a1f8bce5504c0c82ed69131a2e0d1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:39.997449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016468/publication.md
observed 8ab9a1539187db2c48028f353f5b9d78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:39.978022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016468/publication.txt
observed 8b3926600e8094e3ac5dbd26bcda93a8...
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.