OpenTechnical

OT-2026-000058903

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000058903) never changes.

Identity and time

Publication numberOT-2026-000058903 · never reused
Internal UUID01a0ae89-479f-7ee2-828e-cb6f088d9352 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058903
StatusPUBLIC

Content hashes

Canonical text1d91e7222fd3f1246e6505bb64569e929811e556fd2d8662d11a58655cca38c2
Markdownba2fba3466275fe0abb7cba9e322db84d44d66a7fd4e8df022d8f1a4647d1066
PDF
Publication page4dbbb6e87eeefb666f3761cd0208ba67c7f9480f8e2ebce899d8232b4052f6d4
Manifest2fea5e34640e285978c0a05d9de83171e274388e32982a0fdf3a39b4b6b92e2f

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
SignatureYQISD/JTSDfYDs8V/w3pSXIGwZfV7QqvpmU+bGXqxH41TVsvgQcso1d3s+1tpVoaYxc/shZfvBj5cptMwy3bBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:27.238702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058903
observed 4dbbb6e87eeefb666f3761cd0208ba67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:27.220235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058903/manifest.json
observed 2fea5e34640e285978c0a05d9de83171...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:27.198857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058903/publication.md
observed ba2fba3466275fe0abb7cba9e322db84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:27.178376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058903/publication.txt
observed 1d91e7222fd3f1246e6505bb64569e92...
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.