OpenTechnical

OT-2026-000056078

Publication integrity record

Foam pad vacuum gripper, single stage ejector, supply line pressure sensor, vented 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-2026-000056078) never changes.

Identity and time

Publication numberOT-2026-000056078 · never reused
Internal UUID01a0ae87-0a4b-77d7-a829-832f30292a36 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056078
StatusPUBLIC

Content hashes

Canonical text35e8f05e36d2d194e0f82675e8c4f9140526ea0940d893ff8015901d5b242bc1
Markdown235b815715870137bedeb725c788bacdd0d359a25f169a296d8bf406b62d75ba
PDF
Publication pagea4008d1dbd214a89d4248de3508a946e5ca4f0359fa678c816c3822032cf2d5e
Manifest01c0aef97d4f394a445a4efdd73c8983f804413517dc581b9c61ab0f7e4b547f

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
SignatureYoBcOHH/E3nqINFReKBdnKGiQ4cqaQu4bCD23mkv4xQrQVvqzSD8A+WSpU7e1wfajvrqzhz12YSNKwcQAwKqBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:15.273153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056078
observed a4008d1dbd214a89d4248de3508a946e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:15.257278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056078/manifest.json
observed 01c0aef97d4f394a445a4efdd73c8983...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:15.239108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056078/publication.md
observed 235b815715870137bedeb725c788bacd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:15.220138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056078/publication.txt
observed 35e8f05e36d2d194e0f82675e8c4f914...
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.