OpenTechnical

OT-2026-000016585

Publication integrity record

Four cup vacuum gripper, four outlet manifold, pump fed, 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-2026-000016585) never changes.

Identity and time

Publication numberOT-2026-000016585 · never reused
Internal UUID01a0ae6e-2d14-7666-bdb1-36fcb05dde0a · 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-2026-000016585
StatusPUBLIC

Content hashes

Canonical text840610abf6bdf40647b96e34c72f06bd25462553c1455807195437dde09632b7
Markdown0807f24054c6f083ac0f98e834a6e45d912745b6977f90935bc0b4c52c650511
PDF
Publication page701ed97cf2a30050aa51ac5fb2933c88a913d97433344866fa6bd47d14096e53
Manifestd0d8053a00c0fff08ac0489160a3ec5ec741c292992a710201435d0af4026590

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
SignatureF15OSspmqhw7NO6VwlqDByUk9XaEqaBxkT2Uk2hX+CehsjT5p8goaZMz92gWcyM4BLPqH//Uk3oPwHDHhGgsCg==
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

2026-09-17T12:04:49.249192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016585
observed 701ed97cf2a30050aa51ac5fb2933c88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:49.228694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016585/manifest.json
observed d0d8053a00c0fff08ac0489160a3ec5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:49.210614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016585/publication.md
observed 0807f24054c6f083ac0f98e834a6e45d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:49.192789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016585/publication.txt
observed 840610abf6bdf40647b96e34c72f06bd...
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.