OpenTechnical

OT-2026-000062123

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, single stage ejector, manifold 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-2026-000062123) never changes.

Identity and time

Publication numberOT-2026-000062123 · never reused
Internal UUID01a0ae8b-b8b0-7994-962c-bec1609af2c9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062123
StatusPUBLIC

Content hashes

Canonical textd1b5abe2005cb84a0d6c60b61a85aa55726aa4e35266907f335cd615a605dcf4
Markdownaf5bc20a7106db1806b1824277b3084f8e39adfa24983ae76fafb9d3913325ac
PDF
Publication page4a2a8504aa2cbe7cd255f0ce3d774336ae71faa9a4f1337cf0655f6e5369cb49
Manifest860bc6ea1ef84585d3d5195cd3343b7c90a9f61de2b0b1ac4755055d676139d5

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
SignatureASSK0Kvx3G/7coQFYFkQvMaSKlXoOvCGT/tN1AkCCWwssUFUlLfGT4tzdgpBzGgV3y3tgbrKiu4gbnWyhwFrDw==
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

2026-09-17T10:41:11.171599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062123
observed 4a2a8504aa2cbe7cd255f0ce3d774336...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:11.154982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062123/manifest.json
observed 860bc6ea1ef84585d3d5195cd3343b7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:11.136467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062123/publication.md
observed af5bc20a7106db1806b1824277b3084f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:11.119922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062123/publication.txt
observed d1b5abe2005cb84a0d6c60b61a85aa55...
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.