OpenTechnical

OT-2026-000057588

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three 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-2026-000057588) never changes.

Identity and time

Publication numberOT-2026-000057588 · never reused
Internal UUID01a0ae88-2693-7b1f-886a-9347aa3e090f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:33.513637Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057588
StatusPUBLIC

Content hashes

Canonical text652b6120af15cdae2bd1b0677d2fc85a8c2e719a2facd128e1284b215ba644b0
Markdownbf5ba5bec0976815cff1738ffc95885e9089e23c7f7e39934532d49bc56280b8
PDF
Publication pagef022583dd10a45a7489d115f7894c54e2a1cec4304519af6b1ea71d6d4ab0fcf
Manifest3d36f1cb9fbd2d8e4161463d66e737e7d34c3ac0e75a67cbd994a96aabe4a743

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
SignaturejlS37kD+wdL+qWRK9BgYXvMgVIJmpJsV3DjnK7qG4P+kOKYTNRdroku3EM1L4uGVQ3VClYDIcQEcvFYdI7F9DQ==
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

2026-09-17T10:48:08.212217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057588
observed f022583dd10a45a7489d115f7894c54e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:08.193705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057588/manifest.json
observed 3d36f1cb9fbd2d8e4161463d66e737e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:08.172108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057588/publication.md
observed bf5ba5bec0976815cff1738ffc95885e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:08.154107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057588/publication.txt
observed 652b6120af15cdae2bd1b0677d2fc85a...
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.