OpenTechnical

OT-2026-000037013

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000037013) never changes.

Identity and time

Publication numberOT-2026-000037013 · never reused
Internal UUID01a0ae77-7740-7d0b-81f0-e18de41b8673 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037013
StatusPUBLIC

Content hashes

Canonical texta4ea85cd6bbed956ec4b8ca54f4ca3932c79434fabb67956a1a3edc95a12adfa
Markdown99f83e34fec675691cb6428561d18c30ab280a7f741094eef152cb19993a197f
PDF
Publication page4318e407785cabe9a268e9aeb06e2635a43e6bfe7f61b4ab40a422e8c9c562d0
Manifest60749e22aaf556471cac13bc2bc79e58e483085a477b3767aff4fd13941dc547

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
SignaturebaKFWAbG5aOBhx59Fmz6g9Aytz5/C3Wpe4TyWFmQnSrtcbixVLVNX6PvZrJb+jwKSwj5lGn/uKlWrffBxzL0DQ==
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

2026-09-17T11:24:41.009614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037013
observed 4318e407785cabe9a268e9aeb06e2635...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:40.993620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037013/manifest.json
observed 60749e22aaf556471cac13bc2bc79e58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:40.976629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037013/publication.md
observed 99f83e34fec675691cb6428561d18c30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:40.959566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037013/publication.txt
observed a4ea85cd6bbed956ec4b8ca54f4ca393...
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.