OpenTechnical

OT-2026-000013526

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000013526) never changes.

Identity and time

Publication numberOT-2026-000013526 · never reused
Internal UUID01a0ae6d-6fcb-7669-ba42-9df843a530da · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:22.837188Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013526
StatusPUBLIC

Content hashes

Canonical textfa7399e63b642b1b7ed66422e4c755972e322d74b1e56ecb79360d87a33e9c08
Markdown71c6fd9888416a661acc92b655523c1fc031447d293802db9632fe939caa3a84
PDF
Publication paged29c8d484a7cc7260a44aa87c6ebe35fe21cb94a050da579d253ea7390d183b5
Manifest1b8c73ac354e5bd4c383e4e868cba470c31faa32237c7d521e571655f6da39c7

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
SignaturejSnoRtcyqFsEkSsYr9zTexX2hwbORg3BAwNMb+N16J2PbZpxHlCBWmF4FRHeweBzUTiztqC+l5ng/0Uak+mzBg==
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

2026-09-17T12:10:02.515436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013526
observed d29c8d484a7cc7260a44aa87c6ebe35f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:02.499194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013526/manifest.json
observed 1b8c73ac354e5bd4c383e4e868cba470...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:02.481888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013526/publication.md
observed 71c6fd9888416a661acc92b655523c1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:02.463625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013526/publication.txt
observed fa7399e63b642b1b7ed66422e4c75597...
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.