OpenTechnical

OT-2026-000059021

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000059021) never changes.

Identity and time

Publication numberOT-2026-000059021 · never reused
Internal UUID01a0ae89-47a1-7bb3-b053-81d6d41bf896 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059021
StatusPUBLIC

Content hashes

Canonical text9cbe3a31b581e4bcef2ef15d2dd1d0b876a856c2aa40819df36d6af1ed12ebe7
Markdown39bcd7eaf2df99a20bf6a3765135e75899e1e35b703ab5d81e47d4accf848d68
PDF
Publication page39a389d77b5ff8528f4df68d236ecf599ed71247f8bc0a182476b7e82bd58dd3
Manifest6f25b2eacb85d6c7add469e7fb06e7111567874fac4f6ecb632b43770eb7f097

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
SignatureEC7uw0J65Jix8w8yrmV9i6WR0dP5fs5hVzHo8oEmCWWDBA75PtsZkVRxqUli1IJ4A3LBixCbCaub0Y4jMCnDDQ==
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

2026-09-18T08:42:28.159754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059021
observed 39a389d77b5ff8528f4df68d236ecf59...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-18T08:42:27.805208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059021/manifest.json
observed 6f25b2eacb85d6c7add469e7fb06e711...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-18T08:42:27.464418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059021/publication.md
observed 39bcd7eaf2df99a20bf6a3765135e758...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-18T08:42:26.773885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059021/publication.txt
observed 9cbe3a31b581e4bcef2ef15d2dd1d0b8...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T10:46:36.981133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059021
observed 39a389d77b5ff8528f4df68d236ecf59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:36.962798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059021/manifest.json
observed 6f25b2eacb85d6c7add469e7fb06e711...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:36.944877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059021/publication.md
observed 39bcd7eaf2df99a20bf6a3765135e758...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:36.927868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059021/publication.txt
observed 9cbe3a31b581e4bcef2ef15d2dd1d0b8...
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.