OpenTechnical

OT-2026-000014981

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, pulsed 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-2026-000014981) never changes.

Identity and time

Publication numberOT-2026-000014981 · never reused
Internal UUID01a0ae6d-d096-756f-9c61-cb51445a52da · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014981
StatusPUBLIC

Content hashes

Canonical textad2b08f01e933c2cc598e008d88465e02802321ae7309829afbce9d083dcfca8
Markdownf652cf78e457de29394012226c5334e3498903179c5192c39655c79cfd21e703
PDF
Publication page8efdad8854ca9d02e8b9bd9a333fb55f73d1c65baca4e2904df12794e1ed2fd5
Manifesta9e66875ad0216f8cad4650c03203c976687aa05fcdac2fe273d8fd1c812e8c8

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
SignaturenV2OxeyQaLbb5X5d9MJJ3Va+sHA1oPQTk2krkFfWRgOKee/Bu1zeJ0/0anqw08vhEnYEeNp4QmUu7PRmpR8vCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T12:06:56.550108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014981
observed 8efdad8854ca9d02e8b9bd9a333fb55f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:56.530886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014981/manifest.json
observed a9e66875ad0216f8cad4650c03203c97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:56.512015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014981/publication.md
observed f652cf78e457de29394012226c5334e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:56.493682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014981/publication.txt
observed ad2b08f01e933c2cc598e008d88465e0...
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.