OpenTechnical

OT-2026-000070081

Publication integrity record

Two cup vacuum gripper, two zone face, three stage ejector, supply line pressure sensor, 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-2026-000070081) never changes.

Identity and time

Publication numberOT-2026-000070081 · never reused
Internal UUID01a0ae91-1861-74e5-b4b0-6cd359cb250c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070081
StatusPUBLIC

Content hashes

Canonical texta5f584003870b65136b84a5b0d132a1734469c1f3cf9d5405e4bb8668de8e9a3
Markdown0a4fe14713dc1cfc605f1dbaf826e7aa4883a25e104979dcb488692f4f77bbd1
PDF
Publication page6d8d5d0b4df6d7b25f149903578c5a6481be119b1118db543a921822ce243c7f
Manifestd2de9da51ab1e6bdbac746d51c42716c0274712d4241e49f6f8b349e489a063a

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
SignatureZ00h8GI0wn8QxdBM5+PjdTidIoj/t3oWslHu+t637PpyajG4Fx/fmJFF19AD5k+S9rCVriTSu9d+p3UpgNqWCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:27:02.785234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070081
observed 6d8d5d0b4df6d7b25f149903578c5a64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:02.763407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070081/manifest.json
observed d2de9da51ab1e6bdbac746d51c42716c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:02.744611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070081/publication.md
observed 0a4fe14713dc1cfc605f1dbaf826e7aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:02.724798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070081/publication.txt
observed a5f584003870b65136b84a5b0d132a17...
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.