OpenTechnical

OT-2026-000101641

Publication integrity record

Three cup vacuum gripper, three zone face, two stage ejector, pulsed blow-off after 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-2026-000101641) never changes.

Identity and time

Publication numberOT-2026-000101641 · never reused
Internal UUID01a0aea4-0e16-7262-8949-c1f4cf818509 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101641
StatusPUBLIC

Content hashes

Canonical text892f4e59e0c60e6e1b904b9d8558d38a5ceb659c503df5d90aaba204e2f4fc2c
Markdown6746edb04532f389a04045a36128576b67e063c929b0cda5a688848b79cf4b69
PDF
Publication page436c379932e28cece2c920a38849594e82d4868b864a3b0083a5bb01c6d77dc5
Manifest2b45784bf0b419bafc2ef88db18dd2c5b81cffafa364626042c17ed19a3c2ad9

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
SignatureiSo5rd+TOPPF6Lt+EYziQDFDVPK5O+yNx4UIHWNNI6M2D40mCz3/Pff/zyauSOkVkKB+QVw0ryB68vJyAYVcAQ==
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

2026-09-17T09:25:46.351988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101641
observed 436c379932e28cece2c920a38849594e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:46.331405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101641/manifest.json
observed 2b45784bf0b419bafc2ef88db18dd2c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:46.312190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101641/publication.md
observed 6746edb04532f389a04045a36128576b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:46.294469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101641/publication.txt
observed 892f4e59e0c60e6e1b904b9d8558d38a...
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.