OpenTechnical

OT-2026-000061263

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off before set-down

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-2026-000061263) never changes.

Identity and time

Publication numberOT-2026-000061263 · never reused
Internal UUID01a0ae8b-1382-7d96-a3fb-234000e8f196 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061263
StatusPUBLIC

Content hashes

Canonical text8e5d784cf5a3f10dc397dbb65ac6e13fbe9c50cb5517f24b483b2748156edd31
Markdown2374a5edd6211ee82a1eed0a267fab9cc20b9df31859ccf16cef29e90b7c248a
PDF
Publication page4268419b9d2d3747568cb5201bd06911d543d29ad535c8b5fbcfcf2a74f6c574
Manifest270d3ef78b67d40946a454069aaf0a21dc0af751cdf9a9cedacc24bcd3830512

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
SignaturedZ4FSGu0/mAM3wclAJAptXGdXWVipthkSD32GtvSjYhqrWeT9B/1hAgIhnbvC1rkYknGxtezc+aYOnUWL3hLAA==
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

2026-09-17T10:42:40.901182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061263
observed 4268419b9d2d3747568cb5201bd06911...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:40.884063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061263/manifest.json
observed 270d3ef78b67d40946a454069aaf0a21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:40.866692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061263/publication.md
observed 2374a5edd6211ee82a1eed0a267fab9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:40.848179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061263/publication.txt
observed 8e5d784cf5a3f10dc397dbb65ac6e13f...
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.