OpenTechnical

OT-2026-000055808

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, 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-2026-000055808) never changes.

Identity and time

Publication numberOT-2026-000055808 · never reused
Internal UUID01a0ae87-0a49-7377-9a9e-111bee718d72 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055808
StatusPUBLIC

Content hashes

Canonical textc38e22fdd50111ba27b2a511a1917712dc6053be02da35e9e5aa0c12db9a99ad
Markdown6a8d3c1f9eeef98457d491865450c55bea53d1d4f220ad1cc25d587dac297412
PDF
Publication pagea5bba3fa9d9f613bb0e3020b6954d794b08a5270e5868c26c4bf543772e09a21
Manifestc9427e1ae9749ff05fbe0d36f1e7c151b94b66371064d29a33c58c9bd35a12f6

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
Signature3pbVy3H8NlPpf2Zb+120SiKgPUiwuKGUYLVTbuaw6bsi4Bk0DPDRuIRdOKDzCDkzzndF/Vapxe1EsUTre+eXAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:11.151470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055808
observed a5bba3fa9d9f613bb0e3020b6954d794...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:11.134165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055808/manifest.json
observed c9427e1ae9749ff05fbe0d36f1e7c151...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:11.116478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055808/publication.md
observed 6a8d3c1f9eeef98457d491865450c55b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:11.100824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055808/publication.txt
observed c38e22fdd50111ba27b2a511a1917712...
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.