OpenTechnical

OT-2026-000009638

Publication integrity record

Single bellows cup vacuum gripper, single stage ejector, sustained 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-2026-000009638) never changes.

Identity and time

Publication numberOT-2026-000009638 · never reused
Internal UUID01a0ae6b-7563-704e-9129-03057453e3d7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009638
StatusPUBLIC

Content hashes

Canonical text81dea735166b18c5f1dbd703c87d24442fe75ebe5a0e0e9ec0f61cd0881fa7e5
Markdowne63493bc28c6b54d06da8c963ce0f1d8524ed568b4eca8c82b456bcd138b16d4
PDF
Publication page1cb4016644ab685a85f51419f75c1da2260dbb64e60b1f19b5e602446cf5927a
Manifest33609d52f79e6aabc1367e88e33f2f44e6a95ef1b60c8cb1db564d207e1cc375

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
SignatureQKYpmUI7N6V2ciJFBKumkoM1wl8iAlZSaLOabrAMLQP29UI+MkqOJ87sdv81T9Xio3+vQfmugB+g62Ne/tq8Bw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:06.072076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009638
observed 1cb4016644ab685a85f51419f75c1da2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:05.975605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009638/manifest.json
observed 33609d52f79e6aabc1367e88e33f2f44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:05.956223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009638/publication.md
observed e63493bc28c6b54d06da8c963ce0f1d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:05.937916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009638/publication.txt
observed 81dea735166b18c5f1dbd703c87d2444...
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.