OpenTechnical

OT-2026-000099663

Publication integrity record

Foam pad vacuum gripper, two zone face, two stage ejector, pressure sensor per zone, sustained 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-2026-000099663) never changes.

Identity and time

Publication numberOT-2026-000099663 · never reused
Internal UUID01a0aea2-c976-7cd8-b1b7-8ed278612df7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099663
StatusPUBLIC

Content hashes

Canonical text176ed4a69ad47814cfbe9694b882ad2e9882499dafc8965a97f29d885f81d5eb
Markdown86e842cd9829bfea21e3256830ee3adfc913d9fca7dd36132919e79650afd984
PDF
Publication pageabb479b73a6ec2a37fbb5a61067ea58839f2ccaf6165a88f0e38dfa5c64957e1
Manifest664c58d43085f3a5e0e8b80b8fc3f632dc14a15a1c606a0de0c272be8be179e8

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
SignatureloHGWhc/P4ExOqWFeeuaF2z4EwzFhiTHoLVlpaVPVrJ27uB657Hps9A7zpMmlzhqO9f9wmfOlBRUC1goc9HQDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:36.251551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099663
observed abb479b73a6ec2a37fbb5a61067ea588...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:36.233696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099663/manifest.json
observed 664c58d43085f3a5e0e8b80b8fc3f632...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:36.217324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099663/publication.md
observed 86e842cd9829bfea21e3256830ee3adf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:36.200520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099663/publication.txt
observed 176ed4a69ad47814cfbe9694b882ad2e...
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.