OpenTechnical

OT-2026-000061259

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, manifold pressure sensor, pulsed 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-2026-000061259) never changes.

Identity and time

Publication numberOT-2026-000061259 · never reused
Internal UUID01a0ae8b-1382-70e3-a455-0ef85343a31d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061259
StatusPUBLIC

Content hashes

Canonical textee7e6089c5ac5648c7d1a79ea6a76eb57ff64e34d1cd7521fb294140b92037a9
Markdownb865efc0d1c9dbdd8053a436dade912f5888f4098301e90bf179687f4710b8e8
PDF
Publication pagec1713877bc0111afc3f7912bbf5e774ff7fcfffd9caeef78b3d22e306a0824de
Manifest185d3cd14f5abd98673c328ace847c4a64c96ad7cf3b78d9b0e0dfc7a562bacb

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
Signature8fXXauWgtRBHMg8lSrCD4mZjiXbLD25lZlVDpCiv8xLrRtcihQdq+ST3uEuFNSCzXBmJR6Xw5ju55nBlW4qLAQ==
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...

Independent retrieval

2026-09-17T10:42:40.608999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061259
observed c1713877bc0111afc3f7912bbf5e774f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:40.590982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061259/manifest.json
observed 185d3cd14f5abd98673c328ace847c4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:40.572867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061259/publication.md
observed b865efc0d1c9dbdd8053a436dade912f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:40.554595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061259/publication.txt
observed ee7e6089c5ac5648c7d1a79ea6a76eb5...
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.