OpenTechnical

OT-2026-000079142

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, vented after 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-2026-000079142) never changes.

Identity and time

Publication numberOT-2026-000079142 · never reused
Internal UUID01a0ae95-ccbf-76c8-a9e7-0069e32996bf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079142
StatusPUBLIC

Content hashes

Canonical text79848eee1209c124d8ee63e3b36538847b37b76012d6722c959d8b94f43c2281
Markdown1e1504871639e7c1cea5216c054dc09d876d9ccc2f722d17c45cdf76a11b6504
PDF
Publication page68690f655b1197064ae6e4f371f1c9a86d065500961f212863fa79c911aff73c
Manifest7132c60b446a00601b1c50bad1e53e8a0514cb2cb141a5e7916bca79f2bd0cdb

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
SignatureZnG/R49W4KFo5a7DG5RqxF/6QeYWIEiXQ7qDNMOWU6pYoDTTveifSirzuDF38Kdto44CZ0cb3pOXXiMtpla+CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:05:59.492917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079142
observed 68690f655b1197064ae6e4f371f1c9a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:59.474867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079142/manifest.json
observed 7132c60b446a00601b1c50bad1e53e8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:59.455808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079142/publication.md
observed 1e1504871639e7c1cea5216c054dc09d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:59.437834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079142/publication.txt
observed 79848eee1209c124d8ee63e3b3653884...
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.