OpenTechnical

OT-2026-000037631

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000037631) never changes.

Identity and time

Publication numberOT-2026-000037631 · never reused
Internal UUID01a0ae77-b8cf-7445-9f55-8fa22b3a342d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037631
StatusPUBLIC

Content hashes

Canonical textdd8e565110eee1fbd0885ecb313a34cb7da54270a51d825d0f3ff096a0f75d85
Markdown9c9fd6133db975735c65194d81b59888b2835e86e3d37d052d54f121045068ba
PDF
Publication page32a5eee81ce68271e1d93f3fa8e3210f7fd643f89e71fe287459bb2437ef1ccc
Manifest10c4b01b931af1f4f3529d715bb90bcc053298151146cdacdcf944bf649cedbc

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
SignatureNnKsWDqjwJ3YduYdG1RO2nHZnizSbnPTuUNjemlLomMi9rYYEow4bmUK8OhLm8sina3qUTnbNCqgcVZtY7XEBw==
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

2026-09-17T11:24:11.791281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037631
observed 32a5eee81ce68271e1d93f3fa8e3210f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:11.773777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037631/manifest.json
observed 10c4b01b931af1f4f3529d715bb90bcc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:11.756442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037631/publication.md
observed 9c9fd6133db975735c65194d81b59888...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:11.740982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037631/publication.txt
observed dd8e565110eee1fbd0885ecb313a34cb...
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.