OpenTechnical

OT-2026-000059840

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, sustained blow-off after 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-2026-000059840) never changes.

Identity and time

Publication numberOT-2026-000059840 · never reused
Internal UUID01a0ae89-ec25-7675-9bbe-b76f3d0860a2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059840
StatusPUBLIC

Content hashes

Canonical textdb454df8fcb2775808f3c55232211fba519fb73c6d2ec52f5df9180dd919d198
Markdownf4e9e8f74ecf6bd04a5bda3b2024995200256e908219cd14a4ef84ebb3184999
PDF
Publication page7df49402ab880de19c1bbed59d414df623ca36e2552f2acb56193337281187e0
Manifest54f445e7f7556a097d12a2dcbf7ab3fc8bac8dd7fe7f3ff5d9d521bea6dd5d7c

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
SignatureAKCqIj24SlirHee+mFmdV+9vuDshedHAjTmMrEK6QGlEfWDjQszMCRyk4Gt+uK8X9VlNF8QixFClbtj6AOAABg==
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

2026-09-17T10:44:35.298494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059840
observed 7df49402ab880de19c1bbed59d414df6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:35.279141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059840/manifest.json
observed 54f445e7f7556a097d12a2dcbf7ab3fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:35.261921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059840/publication.md
observed f4e9e8f74ecf6bd04a5bda3b20249952...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:35.243638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059840/publication.txt
observed db454df8fcb2775808f3c55232211fba...
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.