OpenTechnical

OT-2026-000035156

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000035156) never changes.

Identity and time

Publication numberOT-2026-000035156 · never reused
Internal UUID01a0ae76-6a1d-7251-9f0d-be284bf9a41f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035156
StatusPUBLIC

Content hashes

Canonical textb5ebba88f19ec70379e24887feddaa43f27663fbece07fa88d675ed16912e0a3
Markdowne097c3347002d01b685837f778f93c6b31416e48acc21832b8e774aab26a2944
PDF
Publication page146c35f7bc4a760625b1870f1e69268bb50da1cc43cdae686cfb335e2bc21604
Manifest52f6f7713af84249b98b378770ca3215e5084526d93cf3f145091dfa9b426d42

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
SignaturekD75AaDfgG5UeDDmQxWRFAbS2XfbtummrJsdxNvIjJvCdXPf/Z2QembTYguJJiILfT7i3YvDZLioDrLRFrh7AQ==
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

2026-09-17T11:28:14.944519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035156
observed 146c35f7bc4a760625b1870f1e69268b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:14.927190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035156/manifest.json
observed 52f6f7713af84249b98b378770ca3215...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:14.907426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035156/publication.md
observed e097c3347002d01b685837f778f93c6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:14.889047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035156/publication.txt
observed b5ebba88f19ec70379e24887feddaa43...
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.