OpenTechnical

OT-2026-000056629

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, vented 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-2026-000056629) never changes.

Identity and time

Publication numberOT-2026-000056629 · never reused
Internal UUID01a0ae87-7af5-7191-93a8-922713f05bbf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056629
StatusPUBLIC

Content hashes

Canonical text9b1f9c5a6c9a6a40e49a06ce8761cb1834c6128ea2fda363911000b3b961b044
Markdown686e96702ef6b91f95e63f4e0162db794ab4a79c5381460de11802bfa6232fac
PDF
Publication pagee3f658e1a209f559cdaa823970d5a9085ca70aa332a392dcd6826be71c664df8
Manifestec8b8f331c41ad5b54c652aad961e1d7f4954be0fdcdb4817d5a513e8800beca

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
SignatureTBekRifFuI4+fhTGQHgUzDrt0g0sVvTyWKXyTSuzjy6L7NLCMdof8TQnKECCgsRcB1MPKTJfBjQ3GnTFT0ffCA==
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

2026-09-17T10:49:59.225645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056629
observed e3f658e1a209f559cdaa823970d5a908...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:59.206647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056629/manifest.json
observed ec8b8f331c41ad5b54c652aad961e1d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:59.186065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056629/publication.md
observed 686e96702ef6b91f95e63f4e0162db79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:59.165755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056629/publication.txt
observed 9b1f9c5a6c9a6a40e49a06ce8761cb18...
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.