OpenTechnical

OT-2026-000014098

Publication integrity record

Foam pad vacuum gripper, pump fed, 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-2026-000014098) never changes.

Identity and time

Publication numberOT-2026-000014098 · never reused
Internal UUID01a0ae6d-8deb-79e3-9b04-427d3c1ff8e3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:30.489074Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014098
StatusPUBLIC

Content hashes

Canonical textebcff00289801632fd7ea08f8f7f4a6e5e4f4393adcfaf778436bb259ac3efb6
Markdownb9cd6c98d7aa90f5c23167de9faedebcfe05bd91c94d14c16048c51db2323a2c
PDF
Publication page1a4d90aeea4a5f12ef920894d2b072d1afe1ffdb9a38a47cc0aa4839ffad5ad9
Manifest8398cb2b3cd69bfb4aa4032d0201b8decbaddc9cbd885eed7e62ac60a4fe5485

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
Signaturez9HxOGKWibuUd5g/mqXIxres72W4Rwlkbyk5OORPucKj8acXWbpRhVu/X8ySDsBh6ZHPi1OZ0Ig+eClIEyquBg==
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

2026-09-17T12:09:21.284826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014098
observed 1a4d90aeea4a5f12ef920894d2b072d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:21.264678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014098/manifest.json
observed 8398cb2b3cd69bfb4aa4032d0201b8de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:21.245710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014098/publication.md
observed b9cd6c98d7aa90f5c23167de9faedebc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:21.224799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014098/publication.txt
observed ebcff00289801632fd7ea08f8f7f4a6e...
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.