OpenTechnical

OT-2026-000095796

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, pump fed, pressure sensor per zone, sustained 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-2026-000095796) never changes.

Identity and time

Publication numberOT-2026-000095796 · never reused
Internal UUID01a0ae9f-fac6-782c-8778-7c7f63a23211 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095796
StatusPUBLIC

Content hashes

Canonical text629d551f7a55316079febaea479707d5948e078d08b7d94f3be36e71f5828aaf
Markdownb64dbd08c427c31b700e00b1f33a6b8ad3786e2c2a5571c3753226eb5c1b6dff
PDF
Publication pageaf73d911e17a24734f434552b3c064ee6b3ad5e3f5742c706942074c687198e6
Manifest20e915ad90d70f20a4fb84f208d61af1a65442c4590c5b6cd2a9d2611a112db5

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
Signatureh9FHzDPBdEdjBfbwDIirTa0iGKIT92TDovu+ZfuGrbNGniSb7EeHhWPDYbbAeQN5y8x4nHxhhiJJmTCD1O0YCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:35:52.062275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095796
observed af73d911e17a24734f434552b3c064ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:52.044661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095796/manifest.json
observed 20e915ad90d70f20a4fb84f208d61af1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:52.026534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095796/publication.md
observed b64dbd08c427c31b700e00b1f33a6b8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:52.008501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095796/publication.txt
observed 629d551f7a55316079febaea479707d5...
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.